-----------------------------------------------------------------------
  **MSFC PRACA : 2003-02-12 08:41**

  -----------------------------------------------------------------------

  -----------------------------------------------------------------------
  MSFC Problem Reporting and Corrective Action (PRACA) System

  WHOLE RECORD REPORT( + ADDENDUM)
  -----------------------------------------------------------------------

+-------------+---------------+-----------+----------+------+--------+
| **MSFC      | **In-Flight   | **C       | *        | *    |        |
| Record      | Anomaly       | ontractor | *JSC#**\ | *KSC |        |
| \#**\       | Number**\     | Report    | \--      | #**\ |        |
| A17753      | \--           | Number**\ |          | \--  |        |
|             |               | T-068     |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Problem   |               |           |          |      |        |
| Title**\    |               |           |          |      |        |
| ET-118 L02  |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| FOAM DEBOND |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **EICN#**\  | **ELEMENT**\  | **Cont    | **       | **   |        |
| \--         | ET            | ractor**\ | FSCM#**\ | FCRI |        |
|             |               | LOCKHEED  | \--      | T**\ |        |
|             |               | MARTIN    |          | 3    |        |
+-------------+---------------+-----------+----------+------+--------+
| **HCRIT**\  | **Sys_Lvl**\  | **Misc    |          |      |        |
| 1           | \--           | Codes**\  |          |      |        |
|             |               | A B C D E |          |      |        |
|             |               | F G H I J |          |      |        |
|             |               | K L M N O |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **          | **NO          | *         | **SER    | *    |        |
| HARDWARE**\ | MENCLATURE**\ | *PART#**\ | /LOT#**\ | *MAN |        |
| EIM         | \--           | \--       | \--      | UFAC |        |
|             |               |           |          | TURE |        |
|             |               |           |          | R**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **          | **NO          | *         | **SER    | *    |        |
| HARDWARE**\ | MENCLATURE**\ | *PART#**\ | /LOT#**\ | *MAN |        |
| LRU         | \--           | \--       | \--      | UFAC |        |
|             |               |           |          | TURE |        |
|             |               |           |          | R**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **          | **NO          | *         | **SER    | *    |        |
| HARDWARE**\ | MENCLATURE**\ | *PART#**\ | /LOT#**\ | *MAN |        |
| NCA         | L02 FEEDLINE  | 809710    | 162370   | UFAC |        |
|             |               | 28425-009 |          | TURE |        |
|             |               |           |          | R**\ |        |
|             |               |           |          | L    |        |
|             |               |           |          | MMSS |        |
+-------------+---------------+-----------+----------+------+--------+
| **Test/O    | **Prevailing  | **F /     | **Fail   | **   |        |
| peration**\ | Condtion**\   | U**\      | Mode**\  | Caus |        |
| M - MFG     | N -           | UC        | MSI -    | e**\ |        |
|             | INSPECTION    |           | IN       | MP - |        |
|             |               |           | SULATION | MFG  |        |
|             |               |           |          | -PRC |        |
+-------------+---------------+-----------+----------+------+--------+
| **System**\ | **Defect**\   | **Ma      | **Work   | **   |        |
| TPS         | DD - DETACH   | terial**\ | Co       | Fail |        |
|             |               | F - INSUL | ntact**\ | Dat  |        |
|             |               |           | ESMA     | e**\ |        |
|             |               |           | ALDAHIR  | 01   |        |
|             |               |           |          | /29/ |        |
|             |               |           |          | 2002 |        |
+-------------+---------------+-----------+----------+------+--------+
| **Received  | **Date        | **FMEA    | **IFA:   | *    |        |
| at MSFC**\  | Isolated**\   | Ref       | Mission  | *Mis |        |
| 02/12/2002  | 01/29/2002    | erence**\ | Phase**\ | sion |        |
|             |               | 5.8.1.1   | \--      | Ela  |        |
|             |               |           |          | psed |        |
|             |               |           |          | Tim  |        |
|             |               |           |          | e**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **          |               | **S       |          | **   |        |
| Location**\ |               | ymptom**\ |          | Time |        |
| MAF         |               | MSI -     |          | Cycl |        |
|             |               | I         |          | e**\ |        |
|             |               | NSULATION |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **          |               |           |          |      |        |
| Effectivity |               |           |          |      |        |
| Text**\     |               |           |          |      |        |
| ETS 93, 94, |               |           |          |      |        |
| 112 117 AND |               |           |          |      |        |
| SUBSEQUENT  |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Vehicle   |               |           |          |      |        |
| Effectivity |               |           |          |      |        |
| Codes**     |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Vehicle   | **Vehicle     | **Vehicle | *        | *    |        |
| 1**\        | 2**\          | 3**\      | *Vehicle | *Veh |        |
| \--         | \--           | \--       | 4**\     | icle |        |
|             |               |           | \--      | 5**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **Mission   |               |           |          |      |        |
| Effectivity |               |           |          |      |        |
| Codes**     |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Mssn 1**\ | **Mssn 2**\   | **Mssn    | **Mssn   | **   |        |
| \--         | \--           | 3**\      | 4**\     | Mssn |        |
|             |               | \--       | \--      | 5**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **Estimated |               |           |          |      |        |
| Completion  |               |           |          |      |        |
| Dates**     |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **MSFC      | **Contractor  | **LVL 3   | **Remark |      |        |
| Approved    | Req Defer     | Close**\  | /        |      |        |
| Defer Until | Until Date**\ | \--       | A        |      |        |
| Date**\     | \--           |           | ction**\ |      |        |
| \--         |               |           | \--      |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **In        |               |           |          |      |        |
| vestigation |               |           |          |      |        |
| /           |               |           |          |      |        |
| Resolution  |               |           |          |      |        |
| Summary**   |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Last MSFC | **CN RSLV     | **Defer   | **Add    | *    |        |
| Update**\   | SBMT**\       | Date**\   | Date**\  | *R/C |        |
| 08/12/2002  | 07/26/2002    | \--       | 02       | Code |        |
|             |               |           | /12/2002 | s**\ |        |
|             |               |           |          | 2 -  |        |
|             |               |           |          | MFG  |        |
|             |               |           |          | 3 -  |        |
|             |               |           |          | F/TE |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| *           |               |           |          |      |        |
| *Assignee** |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Design**\ | **Chief       | **S &     | **Pr     | *    |        |
| S. HOLMES   | Engineer**\   | MA**\     | oject**\ | *Pro |        |
|             | N. OTTE       | K. LAYNE  | \--      | ject |        |
|             |               |           |          | MG   |        |
|             |               |           |          | R**\ |        |
|             |               |           |          | J.   |        |
|             |               |           |          | SME  |        |
|             |               |           |          | LSER |        |
+-------------+---------------+-----------+----------+------+--------+
| *           |               |           |          |      |        |
| *Approval** |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Design**\ | **Chief       | **S &     | **Pr     | *    |        |
| S. HOLMES   | Engineer**\   | MA**\     | oject**\ | *Pro |        |
|             | N. OTTE       | A.        | \--      | ject |        |
|             |               | DANIELS   |          | MG   |        |
|             |               |           |          | R**\ |        |
|             |               |           |          | T.   |        |
|             |               |           |          | G    |        |
|             |               |           |          | REEN |        |
|             |               |           |          | WOOD |        |
+-------------+---------------+-----------+----------+------+--------+
| **PAC       | **PAC Review  | **MSFC    | **S      | *    |        |
| Assignee**\ | Complete**\   | Closure   | tatus**\ | *F/A |        |
| T. WHITE    | TW            | Date**\   | C -      | C    |        |
|             |               | 0         | CLOSED   | ompl |        |
|             |               | 7/30/2002 |          | etio |        |
|             |               |           |          | n**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **Problem   | **SEV**\      | **Program | *        | **O  |        |
| Type**\     | \--           | Name**\   | *REVL**\ | PRIN |        |
| \--         |               | \--       | \--      | C**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **FUNC      | **Software    | *         |          | **SU | **So   |
| MOD**\      | E             | *Software |          | BTYP | ftware |
| \--         | ffectivity**\ | Fail      |          | E**\ | C      |
|             | \-- \-- \--   | CD**\     |          | \--  | losure |
|             | \-- \--       | \--       |          |      | CD**\  |
|             |               |           |          |      | \--    |
+-------------+---------------+-----------+----------+------+--------+
| **RES       | **Approval    |           |          |      |        |
| PERSON      | Signature     |           |          |      |        |
| L2**\       | L3**\         |           |          |      |        |
| \--         | \--           |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   | **Related     |           |          |      |        |
| Document    | Document      |           |          |      |        |
| Type**\     | ID**\         |           |          |      |        |
| \--         | \--           |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   |               |           |          |      |        |
| Document    |               |           |          |      |        |
| Title**\    |               |           |          |      |        |
| \--         |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   | **Related     |           |          |      |        |
| Document    | Document      |           |          |      |        |
| Type**\     | ID**\         |           |          |      |        |
| \--         | \--           |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   |               |           |          |      |        |
| Document    |               |           |          |      |        |
| Title**\    |               |           |          |      |        |
| \--         |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   | **Related     |           |          |      |        |
| Document    | Document      |           |          |      |        |
| Type**\     | ID**\         |           |          |      |        |
| \--         | \--           |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   |               |           |          |      |        |
| Document    |               |           |          |      |        |
| Title**\    |               |           |          |      |        |
| \--         |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| *           |               |           |          |      |        |
| *Contractor |               |           |          |      |        |
| Status      |               |           |          |      |        |
| Summary**   |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Reliabil  |               |           |          |      |        |
| ity/Quality |               |           |          |      |        |
| Assurance   |               |           |          |      |        |
| Concerns,   |               |           |          |      |        |
| Recomme     |               |           |          |      |        |
| ndations:** |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Problem   |               |           |          |      |        |
| De          |               |           |          |      |        |
| scription** |               |           |          |      |        |
|             |               |           |          |      |        |
| A 17 INCH   |               |           |          |      |        |
| LONG - 360  |               |           |          |      |        |
| DEGREE      |               |           |          |      |        |
| CIRC        |               |           |          |      |        |
| UMFERENTIAL |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| (BX-250)    |               |           |          |      |        |
| DEBOND WAS  |               |           |          |      |        |
|             |               |           |          |      |        |
| IDENTIFIED  |               |           |          |      |        |
| ON          |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
| LO2 F/L     |               |           |          |      |        |
| SECTION     |               |           |          |      |        |
| (P/N        |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-009 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
|             |               |           |          |      |        |
| 00          |               |           |          |      |        |
| 000162370), |               |           |          |      |        |
| BETWEEN     |               |           |          |      |        |
| STATIONS    |               |           |          |      |        |
| 1129 AND    |               |           |          |      |        |
| 1377. THE   |               |           |          |      |        |
| AREA OF     |               |           |          |      |        |
| DEBOND IS   |               |           |          |      |        |
|             |               |           |          |      |        |
| JUST AFT OF |               |           |          |      |        |
| THE         |               |           |          |      |        |
| FEEDLINE\'S |               |           |          |      |        |
| MOUNTING    |               |           |          |      |        |
| BRACKET     |               |           |          |      |        |
| (STA.       |               |           |          |      |        |
| 1129). A    |               |           |          |      |        |
| FINAL ASSY. |               |           |          |      |        |
|             |               |           |          |      |        |
| TECHNICIAN, |               |           |          |      |        |
| WHO WAS     |               |           |          |      |        |
| PERFORMING  |               |           |          |      |        |
| A FOAM      |               |           |          |      |        |
| CLOSEOUT    |               |           |          |      |        |
| OPERATION   |               |           |          |      |        |
| ON THE LO2  |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| SUPPORT,    |               |           |          |      |        |
| DISCOVERED  |               |           |          |      |        |
| THE         |               |           |          |      |        |
| D           |               |           |          |      |        |
| ISCREPANCY. |               |           |          |      |        |
| TECHNICIAN, |               |           |          |      |        |
| WHO WAS     |               |           |          |      |        |
|             |               |           |          |      |        |
| PERFORMING  |               |           |          |      |        |
| A FOAM      |               |           |          |      |        |
| CLOSEOUT    |               |           |          |      |        |
| OPERATION   |               |           |          |      |        |
| ON THE LO2  |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| SUPPORT,    |               |           |          |      |        |
|             |               |           |          |      |        |
| DISCOVERED  |               |           |          |      |        |
| THE         |               |           |          |      |        |
| D           |               |           |          |      |        |
| ISCREPANCY. |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| *           |               |           |          |      |        |
| *Contractor |               |           |          |      |        |
| Inve        |               |           |          |      |        |
| stigation/R |               |           |          |      |        |
| esolution** |               |           |          |      |        |
|             |               |           |          |      |        |
| 2/12/2002 - |               |           |          |      |        |
| CONTRACTOR  |               |           |          |      |        |
| SUBMITTED   |               |           |          |      |        |
| OPENER      |               |           |          |      |        |
| PROBLEM     |               |           |          |      |        |
| REPORT AS   |               |           |          |      |        |
| FOLLOWS:    |               |           |          |      |        |
|             |               |           |          |      |        |
| PROBLEM     |               |           |          |      |        |
| DESCRIPTION |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-        |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| A 17 INCH   |               |           |          |      |        |
| LONG - 360  |               |           |          |      |        |
| DEGREE      |               |           |          |      |        |
| CIRC        |               |           |          |      |        |
| UMFERENTIAL |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| (BX-250)    |               |           |          |      |        |
| DEBOND WAS  |               |           |          |      |        |
|             |               |           |          |      |        |
| IDENTIFIED  |               |           |          |      |        |
| ON          |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
| LO2 F/L     |               |           |          |      |        |
| SECTION     |               |           |          |      |        |
| (P/N        |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-009 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
|             |               |           |          |      |        |
| 00          |               |           |          |      |        |
| 000162370), |               |           |          |      |        |
| BETWEEN     |               |           |          |      |        |
| STATIONS    |               |           |          |      |        |
| 1129 AND    |               |           |          |      |        |
| 1377. THE   |               |           |          |      |        |
| AREA OF     |               |           |          |      |        |
| DEBOND IS   |               |           |          |      |        |
|             |               |           |          |      |        |
| JUST AFT OF |               |           |          |      |        |
| THE         |               |           |          |      |        |
| FEEDLINE\'S |               |           |          |      |        |
| MOUNTING    |               |           |          |      |        |
| BRACKET     |               |           |          |      |        |
| (STA.       |               |           |          |      |        |
| 1129). A    |               |           |          |      |        |
| FINAL ASSY. |               |           |          |      |        |
|             |               |           |          |      |        |
| TECHNICIAN, |               |           |          |      |        |
| WHO WAS     |               |           |          |      |        |
| PERFORMING  |               |           |          |      |        |
| A FOAM      |               |           |          |      |        |
| CLOSEOUT    |               |           |          |      |        |
| OPERATION   |               |           |          |      |        |
| ON THE LO2  |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| SUPPORT,    |               |           |          |      |        |
| DISCOVERED  |               |           |          |      |        |
| THE         |               |           |          |      |        |
| D           |               |           |          |      |        |
| ISCREPANCY. |               |           |          |      |        |
|             |               |           |          |      |        |
| C           |               |           |          |      |        |
| RITICALITY: |               |           |          |      |        |
| THE FAILURE |               |           |          |      |        |
| MODE FOR    |               |           |          |      |        |
| LOSS OF     |               |           |          |      |        |
| FOAM IS A   |               |           |          |      |        |
| CRIT. 1;    |               |           |          |      |        |
| FMEA ITEM   |               |           |          |      |        |
|             |               |           |          |      |        |
| CODE        |               |           |          |      |        |
| 5.8.1.1.    |               |           |          |      |        |
| HOWEVER, NO |               |           |          |      |        |
| LOSS OF     |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| OCCURRED,   |               |           |          |      |        |
| THEREFORE   |               |           |          |      |        |
| THIS IS A   |               |           |          |      |        |
|             |               |           |          |      |        |
| DI          |               |           |          |      |        |
| SCRETIONARY |               |           |          |      |        |
| CAPS.       |               |           |          |      |        |
|             |               |           |          |      |        |
| GENERAL     |               |           |          |      |        |
|             |               |           |          |      |        |
| \-          |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| DURING A    |               |           |          |      |        |
| FOAM CLOSE  |               |           |          |      |        |
| OUT         |               |           |          |      |        |
| OPERATION   |               |           |          |      |        |
| IN FINAL    |               |           |          |      |        |
| ASSEMBLY, A |               |           |          |      |        |
| TECHNICIAN  |               |           |          |      |        |
|             |               |           |          |      |        |
| OBSERVED A  |               |           |          |      |        |
| \"BUMP\" (A |               |           |          |      |        |
| RELATIVELY  |               |           |          |      |        |
| ABRUPT      |               |           |          |      |        |
| CONVEXITY   |               |           |          |      |        |
| ON THE      |               |           |          |      |        |
| SURFACE) IN |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| FOAM JUST   |               |           |          |      |        |
| AFT OF THE  |               |           |          |      |        |
| MOUNTING    |               |           |          |      |        |
| BRACKETS AT |               |           |          |      |        |
| STATION     |               |           |          |      |        |
| 1129. AFTER |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| SUSPECT     |               |           |          |      |        |
| AREA WAS    |               |           |          |      |        |
| IDENTIFIED, |               |           |          |      |        |
| A 4\" X 4\" |               |           |          |      |        |
| SECTION WAS |               |           |          |      |        |
| REMOVED VIA |               |           |          |      |        |
| N052926,    |               |           |          |      |        |
|             |               |           |          |      |        |
| AND A       |               |           |          |      |        |
| VISUAL      |               |           |          |      |        |
| INSPECTION  |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| PERFORMED.  |               |           |          |      |        |
| THE REMOVED |               |           |          |      |        |
| SECTION WAS |               |           |          |      |        |
| NOT         |               |           |          |      |        |
|             |               |           |          |      |        |
| BONDED TO   |               |           |          |      |        |
| THE         |               |           |          |      |        |
| SUBSTRATE;  |               |           |          |      |        |
| HOWEVER, A  |               |           |          |      |        |
| RESIDUE OF  |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| REMAINED    |               |           |          |      |        |
| ADHERED TO  |               |           |          |      |        |
|             |               |           |          |      |        |
| THE         |               |           |          |      |        |
| SUBSTRATE.  |               |           |          |      |        |
| CO          |               |           |          |      |        |
| NSEQUENTLY, |               |           |          |      |        |
| A FAILURE   |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| IN          |               |           |          |      |        |
| VESTIGATION |               |           |          |      |        |
| WAS         |               |           |          |      |        |
|             |               |           |          |      |        |
| INITIATED;  |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| WAS REMOVED |               |           |          |      |        |
| AND PREPPED |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| E           |               |           |          |      |        |
| XAMINATION, |               |           |          |      |        |
|             |               |           |          |      |        |
| VIA NCD     |               |           |          |      |        |
| N023781. AS |               |           |          |      |        |
| A RESULT OF |               |           |          |      |        |
| THE FAILURE |               |           |          |      |        |
| ANALYSIS,   |               |           |          |      |        |
| IT WAS      |               |           |          |      |        |
| DEDUCED     |               |           |          |      |        |
|             |               |           |          |      |        |
| THAT THE    |               |           |          |      |        |
| SUSPECT     |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| WAS A       |               |           |          |      |        |
| 17-INCH     |               |           |          |      |        |
| LONG -      |               |           |          |      |        |
| 360-DEGREE  |               |           |          |      |        |
|             |               |           |          |      |        |
| CIRC        |               |           |          |      |        |
| UMFERENTIAL |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| (BX-250)    |               |           |          |      |        |
| DEBOND.     |               |           |          |      |        |
|             |               |           |          |      |        |
| TASK I.     |               |           |          |      |        |
| FAILURE     |               |           |          |      |        |
| IN          |               |           |          |      |        |
| VESTIGATION |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-    |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| A. COMPILE  |               |           |          |      |        |
| LIST OF ALL |               |           |          |      |        |
| AFFECTED    |               |           |          |      |        |
| PARTS (P/NS |               |           |          |      |        |
| & S/NS) AND |               |           |          |      |        |
| THE ETS     |               |           |          |      |        |
|             |               |           |          |      |        |
| THAT THEY   |               |           |          |      |        |
| WERE        |               |           |          |      |        |
| INSTALLED   |               |           |          |      |        |
| ON, USING A |               |           |          |      |        |
| SET         |               |           |          |      |        |
| CRITERIA    |               |           |          |      |        |
| (LO2        |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| BX-250).    |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/8/2002    |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| REFERENCE:  |               |           |          |      |        |
| ATTACHED    |               |           |          |      |        |
| SPREADSHEET |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| DETAILS.    |               |           |          |      |        |
|             |               |           |          |      |        |
| B. PERFORM  |               |           |          |      |        |
| NCD SEARCH  |               |           |          |      |        |
| ON SIMILAR  |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| ISSUES THAT |               |           |          |      |        |
| MAY HAVE    |               |           |          |      |        |
|             |               |           |          |      |        |
| OCCURRED    |               |           |          |      |        |
| PRIOR TO    |               |           |          |      |        |
| EXISTING    |               |           |          |      |        |
| ISSUE.      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| C. REVIEW   |               |           |          |      |        |
| BUILD PAPER |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| AFFECTED    |               |           |          |      |        |
| ETS TO      |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| BX-250      |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
|             |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| APPLICATION |               |           |          |      |        |
| UTILIZED IN |               |           |          |      |        |
| THE         |               |           |          |      |        |
| MA          |               |           |          |      |        |
| NUFACTURING |               |           |          |      |        |
| OF THE LO2  |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| D. REVIEW   |               |           |          |      |        |
| LAB REPORT  |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
| BX-250      |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| UTILIZED TO |               |           |          |      |        |
| INSULATE    |               |           |          |      |        |
|             |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINE.   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| E. IDENTIFY |               |           |          |      |        |
| AND PERFORM |               |           |          |      |        |
| FINGERPRINT |               |           |          |      |        |
| TESTING ON  |               |           |          |      |        |
| RETAINS OF  |               |           |          |      |        |
| THE BX-     |               |           |          |      |        |
|             |               |           |          |      |        |
| 250         |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| UTILIZED TO |               |           |          |      |        |
| INSULATE    |               |           |          |      |        |
| ET-118S     |               |           |          |      |        |
| NO          |               |           |          |      |        |
| NCONFORMING |               |           |          |      |        |
| LO2         |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE.   |               |           |          |      |        |
| IN          |               |           |          |      |        |
| ADDITION,   |               |           |          |      |        |
| PERFORM     |               |           |          |      |        |
| SAME        |               |           |          |      |        |
| FINGERPRINT |               |           |          |      |        |
| TESTING ON  |               |           |          |      |        |
| TWO         |               |           |          |      |        |
|             |               |           |          |      |        |
| RANDOMLY    |               |           |          |      |        |
| SELECTED    |               |           |          |      |        |
| BX-250      |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| LOTS        |               |           |          |      |        |
| CURRENTLY   |               |           |          |      |        |
| WITHIN      |               |           |          |      |        |
| UPDATED     |               |           |          |      |        |
|             |               |           |          |      |        |
| SHELF LIFE  |               |           |          |      |        |
| AVAILABLE   |               |           |          |      |        |
| AT MAF.     |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| D. SPIERS - |               |           |          |      |        |
| 4710 / R.   |               |           |          |      |        |
| LEBOEUF -   |               |           |          |      |        |
| 4700        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/18/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| F. PERFORM  |               |           |          |      |        |
| FAILURE     |               |           |          |      |        |
| ANALYSIS AS |               |           |          |      |        |
| DIRECTED    |               |           |          |      |        |
| PER NCD     |               |           |          |      |        |
| N023781.    |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| D. BURAS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| G.          |               |           |          |      |        |
| INTERVIEW   |               |           |          |      |        |
| TECHNICIANS |               |           |          |      |        |
| IN SOFI     |               |           |          |      |        |
| SMALL       |               |           |          |      |        |
| COMPONENT   |               |           |          |      |        |
| SHOP TO     |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
|             |               |           |          |      |        |
| BX-250      |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| APPLICATION |               |           |          |      |        |
| UTILIZED IN |               |           |          |      |        |
| THE         |               |           |          |      |        |
| MA          |               |           |          |      |        |
| NUFACTURING |               |           |          |      |        |
|             |               |           |          |      |        |
| OF LO2      |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| H.          |               |           |          |      |        |
| RE-VALIDATE |               |           |          |      |        |
| THE         |               |           |          |      |        |
| APPLICATION |               |           |          |      |        |
| OF BX-265   |               |           |          |      |        |
| FOAM TO THE |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
|             |               |           |          |      |        |
| IDENTIFIED  |               |           |          |      |        |
| IN \"A\".   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| V.          |               |           |          |      |        |
| MORALES -   |               |           |          |      |        |
| 3743 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| H. GEORGE - |               |           |          |      |        |
| 3614 / M.   |               |           |          |      |        |
| JAVERY -    |               |           |          |      |        |
| 3600        |               |           |          |      |        |
|             |               |           |          |      |        |
| D. BURAS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| J.E.        |               |           |          |      |        |
| MOORE -     |               |           |          |      |        |
| 3673 / J.   |               |           |          |      |        |
| STANLEY -   |               |           |          |      |        |
| 3670        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| I. REVISE   |               |           |          |      |        |
| MPPS FOR    |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| TO ADD ONE  |               |           |          |      |        |
| ADDITIONAL  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
|             |               |           |          |      |        |
| TEST.       |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| TO PROVIDE  |               |           |          |      |        |
| LOCATION.   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E. SWEET -  |               |           |          |      |        |
| 4000        |               |           |          |      |        |
|             |               |           |          |      |        |
| M. RIPOLL - |               |           |          |      |        |
| 3614 / M.   |               |           |          |      |        |
| JAVERY -    |               |           |          |      |        |
| 3600        |               |           |          |      |        |
|             |               |           |          |      |        |
| V.          |               |           |          |      |        |
| MORALES -   |               |           |          |      |        |
| 3743 /      |               |           |          |      |        |
| D           |               |           |          |      |        |
| .WESTPHAL - |               |           |          |      |        |
| 3743        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| J. PERFORM  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS IN ON |               |           |          |      |        |
| ETS 94,     |               |           |          |      |        |
| 112, 113,   |               |           |          |      |        |
| 114 AND     |               |           |          |      |        |
| 118\'S      |               |           |          |      |        |
|             |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
| IN          |               |           |          |      |        |
| ADDITION,   |               |           |          |      |        |
| PERFORM     |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS ON    |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPONENT   |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E SWEET -   |               |           |          |      |        |
| 4000        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| STATUS OF   |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TEST        |               |           |          |      |        |
| RESULTS:    |               |           |          |      |        |
|             |               |           |          |      |        |
| O ET-94,    |               |           |          |      |        |
| WHICH WAS   |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| SS-1171     |               |           |          |      |        |
| FOAM, MET   |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
|             |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS, |               |           |          |      |        |
| NO          |               |           |          |      |        |
| CONCERNS.   |               |           |          |      |        |
|             |               |           |          |      |        |
| O ET-114,   |               |           |          |      |        |
| WHICH WAS   |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH BX-250 |               |           |          |      |        |
| FOAM, MET   |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
|             |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENTS |               |           |          |      |        |
| ON THREE OF |               |           |          |      |        |
| THE FOUR    |               |           |          |      |        |
| LINES,      |               |           |          |      |        |
| FOURTH LINE |               |           |          |      |        |
| IS PENDING  |               |           |          |      |        |
|             |               |           |          |      |        |
| ACCESS.     |               |           |          |      |        |
|             |               |           |          |      |        |
| O COMPONENT |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| (IN STOCK), |               |           |          |      |        |
| WHICH WERE  |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH BX-    |               |           |          |      |        |
|             |               |           |          |      |        |
| 250 FOAM,   |               |           |          |      |        |
| MET         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENTS |               |           |          |      |        |
| ON ONE OF   |               |           |          |      |        |
| THE THREE   |               |           |          |      |        |
|             |               |           |          |      |        |
| LINES.      |               |           |          |      |        |
|             |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| N057356,    |               |           |          |      |        |
| N057357,    |               |           |          |      |        |
| AND N057358 |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| SPECIFICS)  |               |           |          |      |        |
|             |               |           |          |      |        |
| K. IDENTIFY |               |           |          |      |        |
| AND TEST    |               |           |          |      |        |
| POTENTIAL   |               |           |          |      |        |
| REPAIR      |               |           |          |      |        |
| METHODS,    |               |           |          |      |        |
| SOFI AND    |               |           |          |      |        |
| ADHESIVE    |               |           |          |      |        |
|             |               |           |          |      |        |
| MATERIALS   |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| NO          |               |           |          |      |        |
| NCONFORMING |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| AND PROVIDE |               |           |          |      |        |
| IN          |               |           |          |      |        |
|             |               |           |          |      |        |
| FLIGHT RISK |               |           |          |      |        |
| ANALYSIS.   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| J. PILET -  |               |           |          |      |        |
| 4130 / F.   |               |           |          |      |        |
| MANTO -     |               |           |          |      |        |
| 4100        |               |           |          |      |        |
|             |               |           |          |      |        |
| C.          |               |           |          |      |        |
| WILLIAMS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| P.          |               |           |          |      |        |
| KOPFINGER - |               |           |          |      |        |
| 4610 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| L. PERFORM  |               |           |          |      |        |
| STRESS      |               |           |          |      |        |
| ANALYSIS ON |               |           |          |      |        |
| NO          |               |           |          |      |        |
| NCONFORMING |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| CONDITION,  |               |           |          |      |        |
|             |               |           |          |      |        |
| USING       |               |           |          |      |        |
| FLIGHT      |               |           |          |      |        |
| STRESSES/E  |               |           |          |      |        |
| NVIRONMENT, |               |           |          |      |        |
| AND         |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| FLIGHT      |               |           |          |      |        |
| RISKS.      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| J. PILET -  |               |           |          |      |        |
| 4130 / F.   |               |           |          |      |        |
| MANTO -     |               |           |          |      |        |
| 4100        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| M. ASSESS   |               |           |          |      |        |
| NDE METHODS |               |           |          |      |        |
| THAT COULD  |               |           |          |      |        |
| BE USED TO  |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| FLEET       |               |           |          |      |        |
|             |               |           |          |      |        |
| HARDWARE    |               |           |          |      |        |
| ACC         |               |           |          |      |        |
| EPTABILITY. |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| W. USSERY - |               |           |          |      |        |
| 4710 / R.   |               |           |          |      |        |
| LEBOEUF -   |               |           |          |      |        |
| 4700        |               |           |          |      |        |
|             |               |           |          |      |        |
| C.          |               |           |          |      |        |
| BOUVIER -   |               |           |          |      |        |
| 4710 / R.   |               |           |          |      |        |
| LEBOEUF -   |               |           |          |      |        |
| 4700        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| N. DEVELOP  |               |           |          |      |        |
| FLEET       |               |           |          |      |        |
| CLEARANCE   |               |           |          |      |        |
| RATIONALE.  |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| J. PILET -  |               |           |          |      |        |
| 4130 / F.   |               |           |          |      |        |
| MANTO -     |               |           |          |      |        |
| 4100        |               |           |          |      |        |
|             |               |           |          |      |        |
| C.          |               |           |          |      |        |
| WILLIAMS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| G.          |               |           |          |      |        |
| COPELAND -  |               |           |          |      |        |
| 3000 / P.   |               |           |          |      |        |
| KOPFINGER - |               |           |          |      |        |
| 4610        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| CAUSE       |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| PENDING     |               |           |          |      |        |
| IN          |               |           |          |      |        |
| VESTIGATION |               |           |          |      |        |
|             |               |           |          |      |        |
| TASK II.    |               |           |          |      |        |
| CORRECTIVE  |               |           |          |      |        |
| ACTION      |               |           |          |      |        |
|             |               |           |          |      |        |
| \-          |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| \"PENDING   |               |           |          |      |        |
| IN          |               |           |          |      |        |
| VESTIGATION |               |           |          |      |        |
| RESULTS\".  |               |           |          |      |        |
|             |               |           |          |      |        |
| TASK III.   |               |           |          |      |        |
| CLEARANCE   |               |           |          |      |        |
| OF          |               |           |          |      |        |
| EF          |               |           |          |      |        |
| FECTIVITIES |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\     |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| \"PENDING   |               |           |          |      |        |
| IN          |               |           |          |      |        |
| VESTIGATION |               |           |          |      |        |
| RESULTS\".  |               |           |          |      |        |
|             |               |           |          |      |        |
| TASK IV.    |               |           |          |      |        |
| CAPS        |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| SUMMARY     |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-    |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| \"PENDING   |               |           |          |      |        |
| IDE         |               |           |          |      |        |
| NTIFICATION |               |           |          |      |        |
| OF CAUSE(S) |               |           |          |      |        |
|             |               |           |          |      |        |
| 2/25/2002 - |               |           |          |      |        |
| REVISION A: |               |           |          |      |        |
|             |               |           |          |      |        |
| PROBLEM     |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-        |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| A 17 INCH   |               |           |          |      |        |
| LONG - 360  |               |           |          |      |        |
| DEGREE      |               |           |          |      |        |
| CIRC        |               |           |          |      |        |
| UMFERENTIAL |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| (BX-250)    |               |           |          |      |        |
| DEBOND WAS  |               |           |          |      |        |
|             |               |           |          |      |        |
| IDENTIFIED  |               |           |          |      |        |
| ON          |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
| LO2 F/L     |               |           |          |      |        |
| SECTION     |               |           |          |      |        |
| (P/N        |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-009 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
|             |               |           |          |      |        |
| 00          |               |           |          |      |        |
| 000162370), |               |           |          |      |        |
| BETWEEN     |               |           |          |      |        |
| STATIONS    |               |           |          |      |        |
| 1129 AND    |               |           |          |      |        |
| 1377. THE   |               |           |          |      |        |
| AREA OF     |               |           |          |      |        |
| DEBOND IS   |               |           |          |      |        |
|             |               |           |          |      |        |
| JUST AFT OF |               |           |          |      |        |
| THE         |               |           |          |      |        |
| FEEDLINE\'S |               |           |          |      |        |
| MOUNTING    |               |           |          |      |        |
| BRACKET     |               |           |          |      |        |
| (STA.       |               |           |          |      |        |
| 1129). A    |               |           |          |      |        |
| FINAL ASSY. |               |           |          |      |        |
|             |               |           |          |      |        |
| TECHNICIAN, |               |           |          |      |        |
| WHO WAS     |               |           |          |      |        |
| PERFORMING  |               |           |          |      |        |
| A FOAM      |               |           |          |      |        |
| CLOSEOUT    |               |           |          |      |        |
| OPERATION   |               |           |          |      |        |
| ON THE LO2  |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| SUPPORT,    |               |           |          |      |        |
| DISCOVERED  |               |           |          |      |        |
| THE         |               |           |          |      |        |
| D           |               |           |          |      |        |
| ISCREPANCY. |               |           |          |      |        |
|             |               |           |          |      |        |
| C           |               |           |          |      |        |
| RITICALITY: |               |           |          |      |        |
| THE FAILURE |               |           |          |      |        |
| MODE FOR    |               |           |          |      |        |
| LOSS OF     |               |           |          |      |        |
| FOAM IS A   |               |           |          |      |        |
| CRIT. 1;    |               |           |          |      |        |
| FMEA ITEM   |               |           |          |      |        |
|             |               |           |          |      |        |
| CODE        |               |           |          |      |        |
| 5.8.1.1.    |               |           |          |      |        |
| HOWEVER, NO |               |           |          |      |        |
| LOSS OF     |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| OCCURRED,   |               |           |          |      |        |
| THEREFORE   |               |           |          |      |        |
| THIS IS A   |               |           |          |      |        |
|             |               |           |          |      |        |
| DI          |               |           |          |      |        |
| SCRETIONARY |               |           |          |      |        |
| CAPS.       |               |           |          |      |        |
|             |               |           |          |      |        |
| REVISION    |               |           |          |      |        |
| \"A\":      |               |           |          |      |        |
| REVISES     |               |           |          |      |        |
| TASKS I,    |               |           |          |      |        |
| II, AND     |               |           |          |      |        |
| III. SEE    |               |           |          |      |        |
| ASTERISKS   |               |           |          |      |        |
| (\*) FOR    |               |           |          |      |        |
|             |               |           |          |      |        |
| CHANGES     |               |           |          |      |        |
|             |               |           |          |      |        |
| GENERAL     |               |           |          |      |        |
|             |               |           |          |      |        |
| \-          |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| DURING A    |               |           |          |      |        |
| FOAM CLOSE  |               |           |          |      |        |
| OUT         |               |           |          |      |        |
| OPERATION   |               |           |          |      |        |
| IN FINAL    |               |           |          |      |        |
| ASSEMBLY, A |               |           |          |      |        |
| TECHNICIAN  |               |           |          |      |        |
|             |               |           |          |      |        |
| OBSERVED A  |               |           |          |      |        |
| \"BUMP\" (A |               |           |          |      |        |
| RELATIVELY  |               |           |          |      |        |
| ABRUPT      |               |           |          |      |        |
| CONVEXITY   |               |           |          |      |        |
| ON THE      |               |           |          |      |        |
| SURFACE) IN |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| FOAM JUST   |               |           |          |      |        |
| AFT OF THE  |               |           |          |      |        |
| MOUNTING    |               |           |          |      |        |
| BRACKETS AT |               |           |          |      |        |
| STATION     |               |           |          |      |        |
| 1129. AFTER |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| SUSPECT     |               |           |          |      |        |
| AREA WAS    |               |           |          |      |        |
| IDENTIFIED, |               |           |          |      |        |
| A 4\" X 4\" |               |           |          |      |        |
| SECTION WAS |               |           |          |      |        |
| REMOVED VIA |               |           |          |      |        |
| N052926,    |               |           |          |      |        |
|             |               |           |          |      |        |
| AND A       |               |           |          |      |        |
| VISUAL      |               |           |          |      |        |
| INSPECTION  |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| PERFORMED.  |               |           |          |      |        |
| THE REMOVED |               |           |          |      |        |
| SECTION WAS |               |           |          |      |        |
| NOT         |               |           |          |      |        |
|             |               |           |          |      |        |
| BONDED TO   |               |           |          |      |        |
| THE         |               |           |          |      |        |
| SUBSTRATE;  |               |           |          |      |        |
| HOWEVER, A  |               |           |          |      |        |
| RESIDUE OF  |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| REMAINED    |               |           |          |      |        |
| ADHERED TO  |               |           |          |      |        |
|             |               |           |          |      |        |
| THE         |               |           |          |      |        |
| SUBSTRATE.  |               |           |          |      |        |
| CO          |               |           |          |      |        |
| NSEQUENTLY, |               |           |          |      |        |
| A FAILURE   |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| IN          |               |           |          |      |        |
| VESTIGATION |               |           |          |      |        |
| WAS         |               |           |          |      |        |
|             |               |           |          |      |        |
| INITIATED;  |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| WAS REMOVED |               |           |          |      |        |
| AND PREPPED |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| E           |               |           |          |      |        |
| XAMINATION, |               |           |          |      |        |
|             |               |           |          |      |        |
| VIA NCD     |               |           |          |      |        |
| N023781. AS |               |           |          |      |        |
| A RESULT OF |               |           |          |      |        |
| THE FAILURE |               |           |          |      |        |
| ANALYSIS,   |               |           |          |      |        |
| IT WAS      |               |           |          |      |        |
| DEDUCED     |               |           |          |      |        |
|             |               |           |          |      |        |
| THAT THE    |               |           |          |      |        |
| SUSPECT     |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| WAS A       |               |           |          |      |        |
| 17-INCH     |               |           |          |      |        |
| LONG -      |               |           |          |      |        |
| 360-DEGREE  |               |           |          |      |        |
|             |               |           |          |      |        |
| CIRC        |               |           |          |      |        |
| UMFERENTIAL |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| (BX-250)    |               |           |          |      |        |
| DEBOND.     |               |           |          |      |        |
|             |               |           |          |      |        |
| TASK I.     |               |           |          |      |        |
| FAILURE     |               |           |          |      |        |
| IN          |               |           |          |      |        |
| VESTIGATION |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-    |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| A. COMPILE  |               |           |          |      |        |
| LIST OF ALL |               |           |          |      |        |
| AFFECTED    |               |           |          |      |        |
| PARTS (P/NS |               |           |          |      |        |
| & S/NS) AND |               |           |          |      |        |
| THE ETS     |               |           |          |      |        |
| THAT        |               |           |          |      |        |
|             |               |           |          |      |        |
| THEY WERE   |               |           |          |      |        |
| INSTALLED   |               |           |          |      |        |
| ON, USING A |               |           |          |      |        |
| SET         |               |           |          |      |        |
| CRITERIA    |               |           |          |      |        |
| (LO2        |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
|             |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| BX-250).    |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/8/2002    |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| REFERENCE:  |               |           |          |      |        |
| ATTACHED    |               |           |          |      |        |
| EXCEL       |               |           |          |      |        |
| SPREADSHEET |               |           |          |      |        |
| \"ACTION    |               |           |          |      |        |
| ITEM_A_PA\" |               |           |          |      |        |
|             |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| DETAILS.    |               |           |          |      |        |
|             |               |           |          |      |        |
| B. PERFORM  |               |           |          |      |        |
| NCD SEARCH  |               |           |          |      |        |
| ON SIMILAR  |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| ISSUES THAT |               |           |          |      |        |
| MAY HAVE    |               |           |          |      |        |
| OCCURRED    |               |           |          |      |        |
|             |               |           |          |      |        |
| PRIOR TO    |               |           |          |      |        |
| EXISTING    |               |           |          |      |        |
| ISSUE.      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/19/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| \* CLOSURE  |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| NO PRIOR    |               |           |          |      |        |
| NONC        |               |           |          |      |        |
| ONFORMANCES |               |           |          |      |        |
| FOUND FOR   |               |           |          |      |        |
| THE         |               |           |          |      |        |
| AFFECTED    |               |           |          |      |        |
| HARDWARE    |               |           |          |      |        |
|             |               |           |          |      |        |
| IDENTIFIED  |               |           |          |      |        |
| IN ACTION   |               |           |          |      |        |
| ITEM \"A\". |               |           |          |      |        |
|             |               |           |          |      |        |
| C. REVIEW   |               |           |          |      |        |
| BUILD PAPER |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| AFFECTED    |               |           |          |      |        |
| ETS TO      |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| BX-250      |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
|             |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| APPLICATION |               |           |          |      |        |
| UTILIZED IN |               |           |          |      |        |
| THE         |               |           |          |      |        |
| MA          |               |           |          |      |        |
| NUFACTURING |               |           |          |      |        |
| OF THE LO2  |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/19/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| \* CLOSURE  |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| REVIEWED    |               |           |          |      |        |
| BUILD PAPER |               |           |          |      |        |
| (MPPS) FOR  |               |           |          |      |        |
| AFFECTED    |               |           |          |      |        |
| ETS         |               |           |          |      |        |
| IDENTIFIED  |               |           |          |      |        |
| IN          |               |           |          |      |        |
|             |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"A\", AND  |               |           |          |      |        |
| THEY        |               |           |          |      |        |
| CONTAIN     |               |           |          |      |        |
| I           |               |           |          |      |        |
| NSTRUCTIONS |               |           |          |      |        |
| FOR MANUAL  |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
|             |               |           |          |      |        |
| A           |               |           |          |      |        |
| PPLICATIONS |               |           |          |      |        |
| ONLY.       |               |           |          |      |        |
|             |               |           |          |      |        |
| D. REVIEW   |               |           |          |      |        |
| LAB REPORT  |               |           |          |      |        |
| (PRODUCTION |               |           |          |      |        |
| TEST        |               |           |          |      |        |
| REPORT) OF  |               |           |          |      |        |
| THE BX-250  |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
|             |               |           |          |      |        |
| UTILIZED TO |               |           |          |      |        |
| INSULATE    |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINE.   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/19/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| \* CLOSURE  |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| LEAD IN AND |               |           |          |      |        |
| LEAD OUT    |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TEST        |               |           |          |      |        |
| RESULTS FOR |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
|             |               |           |          |      |        |
| SUSPECT LO2 |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| (P/N        |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-009 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
| 0           |               |           |          |      |        |
| 0000162370) |               |           |          |      |        |
| MET         |               |           |          |      |        |
|             |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ATTACHED    |               |           |          |      |        |
| LAB JOB NO. |               |           |          |      |        |
| 01S0365)    |               |           |          |      |        |
|             |               |           |          |      |        |
| E. IDENTIFY |               |           |          |      |        |
| AND PERFORM |               |           |          |      |        |
| FINGERPRINT |               |           |          |      |        |
| TESTING ON  |               |           |          |      |        |
| RETAINS OF  |               |           |          |      |        |
| THE BX-250  |               |           |          |      |        |
|             |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| UTILIZED TO |               |           |          |      |        |
| INSULATE    |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
| NO          |               |           |          |      |        |
| NCONFORMING |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
|             |               |           |          |      |        |
| (00G273).   |               |           |          |      |        |
| IN          |               |           |          |      |        |
| ADDITION,   |               |           |          |      |        |
| PERFORM     |               |           |          |      |        |
| SAME        |               |           |          |      |        |
| FINGERPRINT |               |           |          |      |        |
| TESTING ON  |               |           |          |      |        |
| TWO         |               |           |          |      |        |
|             |               |           |          |      |        |
| RANDOMLY    |               |           |          |      |        |
| SELECTED    |               |           |          |      |        |
| BX-250      |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| LOTS        |               |           |          |      |        |
| CURRENTLY   |               |           |          |      |        |
| WITHIN      |               |           |          |      |        |
| UPDATED     |               |           |          |      |        |
| SHELF       |               |           |          |      |        |
|             |               |           |          |      |        |
| LIFE        |               |           |          |      |        |
| AVAILABLE   |               |           |          |      |        |
| AT MAF      |               |           |          |      |        |
| (01G061     |               |           |          |      |        |
| SL02 AND    |               |           |          |      |        |
| 01G129      |               |           |          |      |        |
| SL02).      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| D. SPIERS - |               |           |          |      |        |
| 4710 / R.   |               |           |          |      |        |
| LEBOEUF -   |               |           |          |      |        |
| 4700        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/18/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/11/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| \* CLOSURE  |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| FINGERPRINT |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| ON THE      |               |           |          |      |        |
| B-COMPONENT |               |           |          |      |        |
| OF BX-250   |               |           |          |      |        |
|             |               |           |          |      |        |
| RETAINED    |               |           |          |      |        |
| FROM 00G273 |               |           |          |      |        |
| AND TWO     |               |           |          |      |        |
| OTHER       |               |           |          |      |        |
| SHELF-LIFE  |               |           |          |      |        |
| JOBS        |               |           |          |      |        |
| (01G061     |               |           |          |      |        |
| SL02 AND    |               |           |          |      |        |
|             |               |           |          |      |        |
| 01G129      |               |           |          |      |        |
| SL02)       |               |           |          |      |        |
| RESULTED IN |               |           |          |      |        |
| TOTAL FLAME |               |           |          |      |        |
| RETARDANT   |               |           |          |      |        |
| CONTENT     |               |           |          |      |        |
| VALUES AND  |               |           |          |      |        |
|             |               |           |          |      |        |
| ORIGINAL    |               |           |          |      |        |
| MAJOR       |               |           |          |      |        |
| COMPONENT   |               |           |          |      |        |
| PEAK VALUES |               |           |          |      |        |
| CONSISTENT  |               |           |          |      |        |
| WITH THE    |               |           |          |      |        |
| CURRENT     |               |           |          |      |        |
|             |               |           |          |      |        |
| DATABASE OF |               |           |          |      |        |
| FINGERPRINT |               |           |          |      |        |
| DATA.       |               |           |          |      |        |
| THEREFORE,  |               |           |          |      |        |
| THERE ARE   |               |           |          |      |        |
| NO CONCERNS |               |           |          |      |        |
| WITH        |               |           |          |      |        |
|             |               |           |          |      |        |
| THE BX-250  |               |           |          |      |        |
| MATERIAL.   |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ATTACHED    |               |           |          |      |        |
| LAB REPORT  |               |           |          |      |        |
| NO. 02A013  |               |           |          |      |        |
| FOR         |               |           |          |      |        |
|             |               |           |          |      |        |
| SPECIFICS)  |               |           |          |      |        |
|             |               |           |          |      |        |
| F. PERFORM  |               |           |          |      |        |
| FAILURE     |               |           |          |      |        |
| ANALYSIS AS |               |           |          |      |        |
| DIRECTED    |               |           |          |      |        |
| PER NCD     |               |           |          |      |        |
| N023781,    |               |           |          |      |        |
| AND         |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
|             |               |           |          |      |        |
| CAUSE.      |               |           |          |      |        |
|             |               |           |          |      |        |
| \*          |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| D. BURAS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 4/2/2002    |               |           |          |      |        |
|             |               |           |          |      |        |
| \* STATUS   |               |           |          |      |        |
| OF FAILURE  |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| RESULTS:    |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\         |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| THE         |               |           |          |      |        |
| OBJECTIVE   |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
| FAILURE     |               |           |          |      |        |
| ANALYSIS,   |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| PER NCD     |               |           |          |      |        |
|             |               |           |          |      |        |
| N023781,    |               |           |          |      |        |
| WAS TO      |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| THE CAUSE   |               |           |          |      |        |
| OF THE FOAM |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| DISCREPANCY |               |           |          |      |        |
|             |               |           |          |      |        |
| IDENTIFIED  |               |           |          |      |        |
| ON          |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINE AT |               |           |          |      |        |
| MAF. IT     |               |           |          |      |        |
| INCLUDED    |               |           |          |      |        |
| IDENTIFYING |               |           |          |      |        |
|             |               |           |          |      |        |
| THE AREA OF |               |           |          |      |        |
| DEBOND,     |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS, AND  |               |           |          |      |        |
| KNIT LINE   |               |           |          |      |        |
| ANALYSIS.   |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
|             |               |           |          |      |        |
| AREA WAS    |               |           |          |      |        |
| AP          |               |           |          |      |        |
| PROXIMATELY |               |           |          |      |        |
| 17\" IN     |               |           |          |      |        |
| LENGTH AND  |               |           |          |      |        |
| 3600 AROUND |               |           |          |      |        |
| JUST AFT OF |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE\'S |               |           |          |      |        |
| MOUNTING    |               |           |          |      |        |
| BRACKET     |               |           |          |      |        |
| (STA.       |               |           |          |      |        |
| 1129). PLUG |               |           |          |      |        |
| PULLS       |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| OUTSIDE     |               |           |          |      |        |
|             |               |           |          |      |        |
| OF AREA OF  |               |           |          |      |        |
| DEBOND WERE |               |           |          |      |        |
| ALL FOUND   |               |           |          |      |        |
| TO BE ABOVE |               |           |          |      |        |
| THE         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
|             |               |           |          |      |        |
| REQUIREMENT |               |           |          |      |        |
| OF 35 PSI.  |               |           |          |      |        |
| IN          |               |           |          |      |        |
| ADDITION,   |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS       |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| IN THE      |               |           |          |      |        |
|             |               |           |          |      |        |
| AREA OF     |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| PRODUCED    |               |           |          |      |        |
| FAILING     |               |           |          |      |        |
| RESULTS     |               |           |          |      |        |
| (BELOW      |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
|             |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENT). |               |           |          |      |        |
| KNIT LINE   |               |           |          |      |        |
| ANALYSIS OF |               |           |          |      |        |
| REMOVED     |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| ILLUSTRATED |               |           |          |      |        |
| THAT ALL    |               |           |          |      |        |
|             |               |           |          |      |        |
| KNIT LINES  |               |           |          |      |        |
| WERE OF     |               |           |          |      |        |
| NOMINAL     |               |           |          |      |        |
| THICKNESS   |               |           |          |      |        |
| (\"         |               |           |          |      |        |
| 0.375\").   |               |           |          |      |        |
| THE SUSPECT |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
|             |               |           |          |      |        |
| HAS BEEN    |               |           |          |      |        |
| ISOLATED TO |               |           |          |      |        |
| THE AREA AT |               |           |          |      |        |
| THE FORWARD |               |           |          |      |        |
| END OF THE  |               |           |          |      |        |
| STRAIGHT    |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| SECTIONS    |               |           |          |      |        |
| NEAR THE    |               |           |          |      |        |
| SUPPORT     |               |           |          |      |        |
| BRACKETS.   |               |           |          |      |        |
| DUE TO THE  |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
| START-UP    |               |           |          |      |        |
|             |               |           |          |      |        |
| PROCESS,    |               |           |          |      |        |
| THIS AREA   |               |           |          |      |        |
| HAS A       |               |           |          |      |        |
| THICKER     |               |           |          |      |        |
| INITIAL     |               |           |          |      |        |
| LAYER OF    |               |           |          |      |        |
| FOAM (\"    |               |           |          |      |        |
| 0.75\"). IN |               |           |          |      |        |
|             |               |           |          |      |        |
| ADDITION,   |               |           |          |      |        |
| EVIDENCE OF |               |           |          |      |        |
| DISTORTED   |               |           |          |      |        |
| FOAM CELLS  |               |           |          |      |        |
| FROM        |               |           |          |      |        |
| ADVERSE     |               |           |          |      |        |
| FLOW OF     |               |           |          |      |        |
| BLOWING     |               |           |          |      |        |
|             |               |           |          |      |        |
| AGENT WAS   |               |           |          |      |        |
| OBSERVED.   |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ATTACHED    |               |           |          |      |        |
| NCD         |               |           |          |      |        |
| N023781,    |               |           |          |      |        |
| AND E-MAIL  |               |           |          |      |        |
| FROM        |               |           |          |      |        |
|             |               |           |          |      |        |
| DAVE BURAS, |               |           |          |      |        |
| DATED       |               |           |          |      |        |
| 2/21/2002)  |               |           |          |      |        |
|             |               |           |          |      |        |
| G.          |               |           |          |      |        |
| INTERVIEW   |               |           |          |      |        |
| TECHNICIANS |               |           |          |      |        |
| IN SOFI     |               |           |          |      |        |
| SMALL       |               |           |          |      |        |
| COMPONENT   |               |           |          |      |        |
| SHOP TO     |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| BX-         |               |           |          |      |        |
|             |               |           |          |      |        |
| 250 SPRAY   |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| APPLICATION |               |           |          |      |        |
| UTILIZED IN |               |           |          |      |        |
| THE         |               |           |          |      |        |
| MA          |               |           |          |      |        |
| NUFACTURING |               |           |          |      |        |
| OF LO2      |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/19/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| \* CLOSURE  |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| INTERVIEWED |               |           |          |      |        |
| THE TWO     |               |           |          |      |        |
| TECHNICIANS |               |           |          |      |        |
| WHO SPRAYED |               |           |          |      |        |
| THE         |               |           |          |      |        |
| DISCREPANT  |               |           |          |      |        |
| LO2         |               |           |          |      |        |
|             |               |           |          |      |        |
| FEED LINE,  |               |           |          |      |        |
| THEY STATED |               |           |          |      |        |
| THAT ALL    |               |           |          |      |        |
| LO2 FEED    |               |           |          |      |        |
| LINES       |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH BX-250 |               |           |          |      |        |
| WERE        |               |           |          |      |        |
|             |               |           |          |      |        |
| SPRAYED VIA |               |           |          |      |        |
| SEM         |               |           |          |      |        |
| I-AUTOMATIC |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
| METHOD WITH |               |           |          |      |        |
| THE         |               |           |          |      |        |
| EXCEPTION   |               |           |          |      |        |
| OF ONE      |               |           |          |      |        |
|             |               |           |          |      |        |
| (8097       |               |           |          |      |        |
| 1028425-019 |               |           |          |      |        |
| \--ET-119), |               |           |          |      |        |
| WHICH WAS A |               |           |          |      |        |
| MANUAL      |               |           |          |      |        |
| SPRAY.      |               |           |          |      |        |
|             |               |           |          |      |        |
| H. DUE TO   |               |           |          |      |        |
| THE         |               |           |          |      |        |
| DELINEATION |               |           |          |      |        |
| OF BX-250   |               |           |          |      |        |
| FOAM,       |               |           |          |      |        |
| RE-VALIDATE |               |           |          |      |        |
| THE         |               |           |          |      |        |
| APPLICATION |               |           |          |      |        |
|             |               |           |          |      |        |
| OF BX-265   |               |           |          |      |        |
| FOAM TO THE |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| (80         |               |           |          |      |        |
| 971028425 - |               |           |          |      |        |
| 009, - 010, |               |           |          |      |        |
| AND -       |               |           |          |      |        |
|             |               |           |          |      |        |
| 019S).      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| V.          |               |           |          |      |        |
| MORALES -   |               |           |          |      |        |
| 3743 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| H. GEORGE - |               |           |          |      |        |
| 3614 / M.   |               |           |          |      |        |
| JAVERY      |               |           |          |      |        |
| -3600       |               |           |          |      |        |
|             |               |           |          |      |        |
| D. BURAS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| J.E.        |               |           |          |      |        |
| MOORE -     |               |           |          |      |        |
| 3673 / J.   |               |           |          |      |        |
| STANLEY -   |               |           |          |      |        |
| 3670        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 4/2/2002 -  |               |           |          |      |        |
| EXTENSION   |               |           |          |      |        |
| IS DUE TO   |               |           |          |      |        |
| SCHEDULE    |               |           |          |      |        |
| IMPACTS IN  |               |           |          |      |        |
| FINAL       |               |           |          |      |        |
|             |               |           |          |      |        |
| ASSY. (REF. |               |           |          |      |        |
| E-MAIL FORM |               |           |          |      |        |
| MOORE,      |               |           |          |      |        |
| J.E., DATED |               |           |          |      |        |
| 2/20/2002)  |               |           |          |      |        |
|             |               |           |          |      |        |
| I. REVISE   |               |           |          |      |        |
| MPPS FOR    |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| TO ADD ONE  |               |           |          |      |        |
| ADDITIONAL  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
|             |               |           |          |      |        |
| TEST.       |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| TO PROVIDE  |               |           |          |      |        |
| LOCATION.   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E. SWEET -  |               |           |          |      |        |
| 4000        |               |           |          |      |        |
|             |               |           |          |      |        |
| M. RIPOLL - |               |           |          |      |        |
| 3614 / M.   |               |           |          |      |        |
| JAVERY -    |               |           |          |      |        |
| 3600        |               |           |          |      |        |
|             |               |           |          |      |        |
| V.          |               |           |          |      |        |
| MORALES -   |               |           |          |      |        |
| 3743 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3743        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| J. PERFORM  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS ON    |               |           |          |      |        |
| ETS 93, 94, |               |           |          |      |        |
| 112 THROUGH |               |           |          |      |        |
| 118, AND    |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPONENT   |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E. SWEET -  |               |           |          |      |        |
| 4000        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| \* STATUS   |               |           |          |      |        |
| OF PLUG     |               |           |          |      |        |
| PULL TEST   |               |           |          |      |        |
| RESULTS:    |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-    |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| O ET-94 -   |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| RESULTS MET |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS, |               |           |          |      |        |
| NO          |               |           |          |      |        |
|             |               |           |          |      |        |
| CONCERNS.   |               |           |          |      |        |
| ET-94\'S    |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| WERE        |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| SS-1171.    |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
|             |               |           |          |      |        |
| N023758 FOR |               |           |          |      |        |
| SPECIFICS)  |               |           |          |      |        |
|             |               |           |          |      |        |
| O ET-93 -   |               |           |          |      |        |
| DUE TO      |               |           |          |      |        |
| ET-94\'S    |               |           |          |      |        |
| SUCCESSFUL  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| RESULTS, IT |               |           |          |      |        |
| WAS         |               |           |          |      |        |
|             |               |           |          |      |        |
| CONFIRMED   |               |           |          |      |        |
| THAT THE    |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| IS ISOLATED |               |           |          |      |        |
| TO BX-250   |               |           |          |      |        |
| SPRAYED LO2 |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
| THEREFORE,  |               |           |          |      |        |
| NO PLUG     |               |           |          |      |        |
| PULL TESTS  |               |           |          |      |        |
| WERE        |               |           |          |      |        |
| REQUIRED,   |               |           |          |      |        |
| BECAUSE ET- |               |           |          |      |        |
|             |               |           |          |      |        |
| 93\'S LO2   |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| WERE        |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| SS-1171.    |               |           |          |      |        |
|             |               |           |          |      |        |
| O ET-112    |               |           |          |      |        |
| RESULTS FOR |               |           |          |      |        |
| THE TWO     |               |           |          |      |        |
| BX250       |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| ARE AS      |               |           |          |      |        |
| FOLLOWS:    |               |           |          |      |        |
|             |               |           |          |      |        |
| \- PN       |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
| 1039000;    |               |           |          |      |        |
| FOUR OF SIX |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS       |               |           |          |      |        |
|             |               |           |          |      |        |
| MET         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
| STRESS      |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| TO SHOW BX- |               |           |          |      |        |
|             |               |           |          |      |        |
| 250 FOAM    |               |           |          |      |        |
| WOULD NOT   |               |           |          |      |        |
| \'DIVOT\'   |               |           |          |      |        |
| (FS \> 2.0) |               |           |          |      |        |
| AS A RESULT |               |           |          |      |        |
| OF LOW      |               |           |          |      |        |
| ADHESION    |               |           |          |      |        |
|             |               |           |          |      |        |
| STRENGTH TO |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINE.   |               |           |          |      |        |
| REFERENCE   |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"L\" FOR   |               |           |          |      |        |
| DETAILS     |               |           |          |      |        |
|             |               |           |          |      |        |
| OF          |               |           |          |      |        |
| ANALYSIS.   |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| E-MAIL FROM |               |           |          |      |        |
| JEFF PILET  |               |           |          |      |        |
| DATED       |               |           |          |      |        |
| 2/18/2002,  |               |           |          |      |        |
| ET-         |               |           |          |      |        |
|             |               |           |          |      |        |
| 112\'S FRR  |               |           |          |      |        |
| CHARTS      |               |           |          |      |        |
| DATED       |               |           |          |      |        |
| FEBRUARY    |               |           |          |      |        |
| 14TH OF     |               |           |          |      |        |
| 2002).      |               |           |          |      |        |
|             |               |           |          |      |        |
| \- PN       |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-019 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
| 1044670;    |               |           |          |      |        |
| ALL 3 PLUG  |               |           |          |      |        |
| PULLS MET   |               |           |          |      |        |
|             |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
|             |               |           |          |      |        |
| (REFERENCE  |               |           |          |      |        |
| :           |               |           |          |      |        |
| PR-ET-1     |               |           |          |      |        |
| 12-TS-0013) |               |           |          |      |        |
|             |               |           |          |      |        |
| O ET-114,   |               |           |          |      |        |
| WHICH WAS   |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH BX-250 |               |           |          |      |        |
| FOAM, MET   |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
|             |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENTS |               |           |          |      |        |
| ON ALL FOUR |               |           |          |      |        |
| LINES.      |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| PR-ET-1     |               |           |          |      |        |
| 14-TS-0007) |               |           |          |      |        |
|             |               |           |          |      |        |
| O COMPONENT |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| (IN STOCK), |               |           |          |      |        |
| WHICH WERE  |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH BX-250 |               |           |          |      |        |
|             |               |           |          |      |        |
| FOAM, MET   |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENTS |               |           |          |      |        |
| ON ONE OF   |               |           |          |      |        |
| THE THREE   |               |           |          |      |        |
| LINES.      |               |           |          |      |        |
|             |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| NCDS        |               |           |          |      |        |
| N057356,    |               |           |          |      |        |
| N057357,    |               |           |          |      |        |
| AND N057358 |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| SPECIFICS)  |               |           |          |      |        |
|             |               |           |          |      |        |
| K. IDENTIFY |               |           |          |      |        |
| AND TEST    |               |           |          |      |        |
| POTENTIAL   |               |           |          |      |        |
| REPAIR      |               |           |          |      |        |
| METHODS,    |               |           |          |      |        |
| SOFI AND    |               |           |          |      |        |
| ADHESIVE    |               |           |          |      |        |
|             |               |           |          |      |        |
| MATERIALS   |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| NO          |               |           |          |      |        |
| NCONFORMING |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| AND PROVIDE |               |           |          |      |        |
| IN FLIGHT   |               |           |          |      |        |
| RISK        |               |           |          |      |        |
|             |               |           |          |      |        |
| ANALYSIS.   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| J. PILET -  |               |           |          |      |        |
| 4130 / F.   |               |           |          |      |        |
| MANTO -     |               |           |          |      |        |
| 4100        |               |           |          |      |        |
|             |               |           |          |      |        |
| C.          |               |           |          |      |        |
| WILLIAMS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| P.          |               |           |          |      |        |
| KOPFINGER - |               |           |          |      |        |
| 4610 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| L. PERFORM  |               |           |          |      |        |
| STRESS      |               |           |          |      |        |
| ANALYSIS ON |               |           |          |      |        |
| NO          |               |           |          |      |        |
| NCONFORMING |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| CONDITION,  |               |           |          |      |        |
| USING       |               |           |          |      |        |
|             |               |           |          |      |        |
| FLIGHT      |               |           |          |      |        |
| STRESSES /  |               |           |          |      |        |
| E           |               |           |          |      |        |
| NVIRONMENT, |               |           |          |      |        |
| AND         |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| FLIGHT      |               |           |          |      |        |
| RISKS.      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| J. PILET -  |               |           |          |      |        |
| 4130 / F.   |               |           |          |      |        |
| MANTO -     |               |           |          |      |        |
| 4100        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/14/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| \* CLOSURE  |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| STRESS      |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| TO          |               |           |          |      |        |
| DEMONSTRATE |               |           |          |      |        |
| THAT BX-250 |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
|             |               |           |          |      |        |
| WOULD NOT   |               |           |          |      |        |
| \'DIVOT\'   |               |           |          |      |        |
| AS A RESULT |               |           |          |      |        |
| OF LOW      |               |           |          |      |        |
| ADHESION    |               |           |          |      |        |
| STRENGTH TO |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE.   |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| WAS BASED   |               |           |          |      |        |
| ON          |               |           |          |      |        |
| ET-112\'S   |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| VALUES AND  |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| MINIMUM     |               |           |          |      |        |
| VALUE       |               |           |          |      |        |
| EXCEEDING A |               |           |          |      |        |
| REALISTIC   |               |           |          |      |        |
| ESTIMATE OF |               |           |          |      |        |
| THE MAXIMUM |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
|             |               |           |          |      |        |
| CELL        |               |           |          |      |        |
| \'BURST\'   |               |           |          |      |        |
| PRESSURE IN |               |           |          |      |        |
| FLIGHT      |               |           |          |      |        |
| (12.6 PSI   |               |           |          |      |        |
| \> 4.5 PSI  |               |           |          |      |        |
| @ -2970F),  |               |           |          |      |        |
| AT THE      |               |           |          |      |        |
|             |               |           |          |      |        |
| FOAM TO     |               |           |          |      |        |
| SUBSTRATE   |               |           |          |      |        |
| BONDLINE.   |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| ALSO SHOWED |               |           |          |      |        |
| THAT THE    |               |           |          |      |        |
| FOAM WOULD  |               |           |          |      |        |
|             |               |           |          |      |        |
| NOT EXCEED  |               |           |          |      |        |
| IT\'S       |               |           |          |      |        |
| STRAIN      |               |           |          |      |        |
| CAPABILITY  |               |           |          |      |        |
| UNDER 4.5   |               |           |          |      |        |
| PSI         |               |           |          |      |        |
| PRESSURE    |               |           |          |      |        |
| LOADING.    |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| HIGH        |               |           |          |      |        |
| ELASTICITY  |               |           |          |      |        |
| OF BX-250   |               |           |          |      |        |
| ALLOWS THE  |               |           |          |      |        |
| FOAM TO     |               |           |          |      |        |
| EXPAND AND  |               |           |          |      |        |
| INCREASE    |               |           |          |      |        |
|             |               |           |          |      |        |
| THE         |               |           |          |      |        |
| \           |               |           |          |      |        |
| 'DEBONDED\' |               |           |          |      |        |
| CAVITY      |               |           |          |      |        |
| VOLUME, AND |               |           |          |      |        |
| THEREBY     |               |           |          |      |        |
| DECREASE    |               |           |          |      |        |
| THE         |               |           |          |      |        |
| \'BURST\'   |               |           |          |      |        |
| PRESSURE    |               |           |          |      |        |
|             |               |           |          |      |        |
| SUCH THAT   |               |           |          |      |        |
| THE FINAL   |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| OF          |               |           |          |      |        |
| EQUILIBRIUM |               |           |          |      |        |
| RESULTS IN  |               |           |          |      |        |
| A LARGE FS  |               |           |          |      |        |
| (FS         |               |           |          |      |        |
|             |               |           |          |      |        |
| \>\> 2.0)   |               |           |          |      |        |
| AGAINST TPS |               |           |          |      |        |
| LOSS.       |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| E-MAIL FROM |               |           |          |      |        |
| JEFF PILET  |               |           |          |      |        |
| DATED       |               |           |          |      |        |
|             |               |           |          |      |        |
| 2/21/2002,  |               |           |          |      |        |
| AND         |               |           |          |      |        |
| ET-112\'S   |               |           |          |      |        |
| FRR CHARTS  |               |           |          |      |        |
| DATED       |               |           |          |      |        |
| FEBRUARY    |               |           |          |      |        |
| 14TH OF     |               |           |          |      |        |
| 2002).      |               |           |          |      |        |
|             |               |           |          |      |        |
| \* M.       |               |           |          |      |        |
| ASSESS NDE  |               |           |          |      |        |
| METHODS     |               |           |          |      |        |
| THAT COULD  |               |           |          |      |        |
| BE USED TO  |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| FLEET       |               |           |          |      |        |
| HARDWARE    |               |           |          |      |        |
|             |               |           |          |      |        |
| ACCEPTANCE. |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| W.          |               |           |          |      |        |
| USSERY/C.   |               |           |          |      |        |
| BOUVIER -   |               |           |          |      |        |
| 4710/R.     |               |           |          |      |        |
| L           |               |           |          |      |        |
| EBOEUF-4700 |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| CANCELED -  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| METHOD WILL |               |           |          |      |        |
| BE USED     |               |           |          |      |        |
|             |               |           |          |      |        |
| N. DEVELOP  |               |           |          |      |        |
| FLEET       |               |           |          |      |        |
| CLEARANCE   |               |           |          |      |        |
| RATIONALE.  |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| J. PILET -  |               |           |          |      |        |
| 4130 / F.   |               |           |          |      |        |
| MANTO -     |               |           |          |      |        |
| 4100        |               |           |          |      |        |
|             |               |           |          |      |        |
| C.          |               |           |          |      |        |
| WILLIAMS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| P.          |               |           |          |      |        |
| KOPFINGER - |               |           |          |      |        |
| 4610 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| \* STATUS   |               |           |          |      |        |
| OF FLEET    |               |           |          |      |        |
| CLEARANCE   |               |           |          |      |        |
| RATIONALE:  |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\       |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| REFERENCE:  |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\" FOR   |               |           |          |      |        |
| FLEET       |               |           |          |      |        |
| CLEARANCE   |               |           |          |      |        |
| RATIONALE   |               |           |          |      |        |
|             |               |           |          |      |        |
| \* CAUSE    |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\--   |               |           |          |      |        |
|             |               |           |          |      |        |
| PENDING     |               |           |          |      |        |
| IN          |               |           |          |      |        |
| VESTIGATION |               |           |          |      |        |
|             |               |           |          |      |        |
| \* TASK II. |               |           |          |      |        |
| CORRECTIVE  |               |           |          |      |        |
| ACTION      |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| THE         |               |           |          |      |        |
| FOLLOWING   |               |           |          |      |        |
| CORRECTIVE  |               |           |          |      |        |
| ACTIONS ARE |               |           |          |      |        |
| IN WORK:    |               |           |          |      |        |
|             |               |           |          |      |        |
| O SOFI AND  |               |           |          |      |        |
| ADHESIVE    |               |           |          |      |        |
| MATERIALS   |               |           |          |      |        |
| REPAIR      |               |           |          |      |        |
| METHODS FOR |               |           |          |      |        |
| DISCREPANT  |               |           |          |      |        |
|             |               |           |          |      |        |
| LINES       |               |           |          |      |        |
|             |               |           |          |      |        |
| O           |               |           |          |      |        |
| VALIDATION  |               |           |          |      |        |
| OF BX-265   |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
|             |               |           |          |      |        |
| O MPPS FOR  |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| TO INCLUDE  |               |           |          |      |        |
| ADDITIONAL  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TEST        |               |           |          |      |        |
|             |               |           |          |      |        |
| \* TASK     |               |           |          |      |        |
| III.        |               |           |          |      |        |
| CLEARANCE   |               |           |          |      |        |
| OF          |               |           |          |      |        |
| EF          |               |           |          |      |        |
| FECTIVITIES |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\     |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| O ET-93 -   |               |           |          |      |        |
| NO FLEET    |               |           |          |      |        |
| CONCERNS    |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| O ET-94 -   |               |           |          |      |        |
| NO FLEET    |               |           |          |      |        |
| CONCERNS    |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| O ET-112 -  |               |           |          |      |        |
| VEHICLE     |               |           |          |      |        |
| CLEARED     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| O ET-114 -  |               |           |          |      |        |
| VEHICLE     |               |           |          |      |        |
| CLEARED     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| O ETS 113,  |               |           |          |      |        |
| 115 THROUGH |               |           |          |      |        |
| 117 ARE     |               |           |          |      |        |
| PENDING     |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TEST        |               |           |          |      |        |
| RESULTS.    |               |           |          |      |        |
|             |               |           |          |      |        |
| TASK IV.    |               |           |          |      |        |
| CAPS        |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| SUMMARY     |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-      |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| \"PENDING   |               |           |          |      |        |
| IDE         |               |           |          |      |        |
| NTIFICATION |               |           |          |      |        |
| OF CAUSE(S) |               |           |          |      |        |
|             |               |           |          |      |        |
| 0           |               |           |          |      |        |
| 7/01/2002 - |               |           |          |      |        |
| CONTRACTOR  |               |           |          |      |        |
| SUBMITTED   |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| REQUEST AS  |               |           |          |      |        |
| FOLLOWS:    |               |           |          |      |        |
|             |               |           |          |      |        |
| PROBLEM     |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-        |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| A 17 INCH   |               |           |          |      |        |
| LONG - 360  |               |           |          |      |        |
| DEGREE      |               |           |          |      |        |
| CIRC        |               |           |          |      |        |
| UMFERENTIAL |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| (BX-250)    |               |           |          |      |        |
| DEBOND WAS  |               |           |          |      |        |
|             |               |           |          |      |        |
| IDENTIFIED  |               |           |          |      |        |
| ON          |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
| LO2 F/L     |               |           |          |      |        |
| SECTION     |               |           |          |      |        |
| (P/N        |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-009 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
|             |               |           |          |      |        |
| 00          |               |           |          |      |        |
| 000162370), |               |           |          |      |        |
| BETWEEN     |               |           |          |      |        |
| STATIONS    |               |           |          |      |        |
| 1129 AND    |               |           |          |      |        |
| 1377. THE   |               |           |          |      |        |
| AREA OF     |               |           |          |      |        |
| DEBOND IS   |               |           |          |      |        |
|             |               |           |          |      |        |
| JUST AFT OF |               |           |          |      |        |
| THE         |               |           |          |      |        |
| FEEDLINE\'S |               |           |          |      |        |
| MOUNTING    |               |           |          |      |        |
| BRACKET     |               |           |          |      |        |
| (STA.       |               |           |          |      |        |
| 1129). A    |               |           |          |      |        |
| FINAL ASSY. |               |           |          |      |        |
|             |               |           |          |      |        |
| TECHNICIAN, |               |           |          |      |        |
| WHO WAS     |               |           |          |      |        |
| PERFORMING  |               |           |          |      |        |
| A FOAM      |               |           |          |      |        |
| CLOSEOUT    |               |           |          |      |        |
| OPERATION   |               |           |          |      |        |
| ON THE LO2  |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| SUPPORT,    |               |           |          |      |        |
| DISCOVERED  |               |           |          |      |        |
| THE         |               |           |          |      |        |
| D           |               |           |          |      |        |
| ISCREPANCY. |               |           |          |      |        |
|             |               |           |          |      |        |
| GENERAL     |               |           |          |      |        |
|             |               |           |          |      |        |
| \-          |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| DURING A    |               |           |          |      |        |
| FOAM CLOSE  |               |           |          |      |        |
| OUT         |               |           |          |      |        |
| OPERATION   |               |           |          |      |        |
| IN FINAL    |               |           |          |      |        |
| ASSEMBLY, A |               |           |          |      |        |
| TECHNICIAN  |               |           |          |      |        |
|             |               |           |          |      |        |
| OBSERVED A  |               |           |          |      |        |
| \"BUMP\" (A |               |           |          |      |        |
| RELATIVELY  |               |           |          |      |        |
| ABRUPT      |               |           |          |      |        |
| CONVEXITY   |               |           |          |      |        |
| ON THE      |               |           |          |      |        |
| SURFACE) IN |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| FOAM JUST   |               |           |          |      |        |
| AFT OF THE  |               |           |          |      |        |
| MOUNTING    |               |           |          |      |        |
| BRACKETS AT |               |           |          |      |        |
| STATION     |               |           |          |      |        |
| 1129. AFTER |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| SUSPECT     |               |           |          |      |        |
| AREA WAS    |               |           |          |      |        |
| IDENTIFIED, |               |           |          |      |        |
| A 4\" X 4\" |               |           |          |      |        |
| SECTION WAS |               |           |          |      |        |
| REMOVED VIA |               |           |          |      |        |
| N052926,    |               |           |          |      |        |
|             |               |           |          |      |        |
| AND A       |               |           |          |      |        |
| VISUAL      |               |           |          |      |        |
| INSPECTION  |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| PERFORMED.  |               |           |          |      |        |
| THE REMOVED |               |           |          |      |        |
| SECTION WAS |               |           |          |      |        |
| NOT         |               |           |          |      |        |
|             |               |           |          |      |        |
| BONDED TO   |               |           |          |      |        |
| THE         |               |           |          |      |        |
| SUBSTRATE;  |               |           |          |      |        |
| HOWEVER, A  |               |           |          |      |        |
| RESIDUE OF  |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| REMAINED    |               |           |          |      |        |
| ADHERED TO  |               |           |          |      |        |
|             |               |           |          |      |        |
| THE         |               |           |          |      |        |
| SUBSTRATE.  |               |           |          |      |        |
| CO          |               |           |          |      |        |
| NSEQUENTLY, |               |           |          |      |        |
| A FAILURE   |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| IN          |               |           |          |      |        |
| VESTIGATION |               |           |          |      |        |
| WAS         |               |           |          |      |        |
|             |               |           |          |      |        |
| INITIATED;  |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| WAS REMOVED |               |           |          |      |        |
| AND PREPPED |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| E           |               |           |          |      |        |
| XAMINATION, |               |           |          |      |        |
|             |               |           |          |      |        |
| VIA NCD     |               |           |          |      |        |
| N023781. AS |               |           |          |      |        |
| A RESULT OF |               |           |          |      |        |
| THE FAILURE |               |           |          |      |        |
| ANALYSIS,   |               |           |          |      |        |
| IT WAS      |               |           |          |      |        |
|             |               |           |          |      |        |
| DETERMINED  |               |           |          |      |        |
| THAT THE    |               |           |          |      |        |
| SUSPECT     |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| WAS A       |               |           |          |      |        |
| 17-INCH     |               |           |          |      |        |
| LONG -      |               |           |          |      |        |
| 360-DEGREE  |               |           |          |      |        |
|             |               |           |          |      |        |
| CIRC        |               |           |          |      |        |
| UMFERENTIAL |               |           |          |      |        |
| FOAM        |               |           |          |      |        |
| (BX-250)    |               |           |          |      |        |
| DEBOND.     |               |           |          |      |        |
| MADE        |               |           |          |      |        |
|             |               |           |          |      |        |
| TASK I.     |               |           |          |      |        |
| FAILURE     |               |           |          |      |        |
| IN          |               |           |          |      |        |
| VESTIGATION |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-    |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| A. COMPILE  |               |           |          |      |        |
| LIST OF ALL |               |           |          |      |        |
| AFFECTED    |               |           |          |      |        |
| PARTS (P/NS |               |           |          |      |        |
| & S/NS) AND |               |           |          |      |        |
| THE ETS     |               |           |          |      |        |
|             |               |           |          |      |        |
| THAT THEY   |               |           |          |      |        |
| WERE        |               |           |          |      |        |
| INSTALLED   |               |           |          |      |        |
| ON, USING A |               |           |          |      |        |
| SET         |               |           |          |      |        |
| CRITERIA    |               |           |          |      |        |
| (LO2        |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
|             |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| BX-250).    |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/8/2002    |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| REFERENCE:  |               |           |          |      |        |
| ATTACHED    |               |           |          |      |        |
| EXCEL       |               |           |          |      |        |
| SPREADSHEET |               |           |          |      |        |
| \"ACTION    |               |           |          |      |        |
| ITEM_A_PA\" |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| DETAILS.    |               |           |          |      |        |
|             |               |           |          |      |        |
| DETAILS.    |               |           |          |      |        |
|             |               |           |          |      |        |
| B. PERFORM  |               |           |          |      |        |
| NCD SEARCH  |               |           |          |      |        |
| ON SIMILAR  |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| ISSUES THAT |               |           |          |      |        |
| MAY HAVE    |               |           |          |      |        |
|             |               |           |          |      |        |
| OCCURRED    |               |           |          |      |        |
| PRIOR TO    |               |           |          |      |        |
| EXISTING    |               |           |          |      |        |
| ISSUE.      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/19/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| NO PRIOR    |               |           |          |      |        |
| NONC        |               |           |          |      |        |
| ONFORMANCES |               |           |          |      |        |
| FOR SIMILAR |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| ISSUES WERE |               |           |          |      |        |
| FOUND FOR   |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| AFFECTED    |               |           |          |      |        |
| HARDWARE    |               |           |          |      |        |
| IDENTIFIED  |               |           |          |      |        |
| IN ACTION   |               |           |          |      |        |
| ITEM \"A\". |               |           |          |      |        |
|             |               |           |          |      |        |
| C. REVIEW   |               |           |          |      |        |
| BUILD PAPER |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| AFFECTED    |               |           |          |      |        |
| ETS TO      |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| WHAT BX-250 |               |           |          |      |        |
|             |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
| APPLICATION |               |           |          |      |        |
| PROCESS WAS |               |           |          |      |        |
| SPECIFIED   |               |           |          |      |        |
| IN THE LO2  |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
|             |               |           |          |      |        |
| MA          |               |           |          |      |        |
| NUFACTURING |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| PLANS.      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/19/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| REVIEWED    |               |           |          |      |        |
| BUILD PAPER |               |           |          |      |        |
| (MPPS) FOR  |               |           |          |      |        |
| AFFECTED    |               |           |          |      |        |
| ETS         |               |           |          |      |        |
| IDENTIFIED  |               |           |          |      |        |
| IN ACTION   |               |           |          |      |        |
|             |               |           |          |      |        |
| ITEM \"A\", |               |           |          |      |        |
| AND THEY    |               |           |          |      |        |
| CONTAIN     |               |           |          |      |        |
| I           |               |           |          |      |        |
| NSTRUCTIONS |               |           |          |      |        |
| FOR MANUAL  |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
| A           |               |           |          |      |        |
| PPLICATIONS |               |           |          |      |        |
|             |               |           |          |      |        |
| ONLY.       |               |           |          |      |        |
|             |               |           |          |      |        |
| D. REVIEW   |               |           |          |      |        |
| LAB REPORT  |               |           |          |      |        |
| (PRODUCTION |               |           |          |      |        |
| TEST        |               |           |          |      |        |
| REPORT) OF  |               |           |          |      |        |
| THE BX-250  |               |           |          |      |        |
|             |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| UTILIZED TO |               |           |          |      |        |
| INSULATE    |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINE.   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/19/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| LEAD IN AND |               |           |          |      |        |
| LEAD OUT    |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TEST        |               |           |          |      |        |
| RESULTS FOR |               |           |          |      |        |
| ET-118\'    |               |           |          |      |        |
| SUSPECT LO2 |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| (P/N        |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-009 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
| 0           |               |           |          |      |        |
| 0000162370) |               |           |          |      |        |
| MET         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
|             |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ATTACHED    |               |           |          |      |        |
| LAB JOB NO. |               |           |          |      |        |
| 01S0365)    |               |           |          |      |        |
|             |               |           |          |      |        |
| E. IDENTIFY |               |           |          |      |        |
| AND PERFORM |               |           |          |      |        |
| FINGERPRINT |               |           |          |      |        |
| TESTING ON  |               |           |          |      |        |
| RETAINS OF  |               |           |          |      |        |
| THE BX-     |               |           |          |      |        |
|             |               |           |          |      |        |
| 250         |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| UTILIZED TO |               |           |          |      |        |
| INSULATE    |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
| NO          |               |           |          |      |        |
| NCONFORMING |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
|             |               |           |          |      |        |
| (00G273).   |               |           |          |      |        |
| IN          |               |           |          |      |        |
| ADDITION,   |               |           |          |      |        |
| PERFORM     |               |           |          |      |        |
| SAME        |               |           |          |      |        |
| FINGERPRINT |               |           |          |      |        |
| TESTING ON  |               |           |          |      |        |
| TWO         |               |           |          |      |        |
|             |               |           |          |      |        |
| RANDOMLY    |               |           |          |      |        |
| SELECTED    |               |           |          |      |        |
| BX-250      |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| LOTS        |               |           |          |      |        |
| CURRENTLY   |               |           |          |      |        |
| WITHIN      |               |           |          |      |        |
| UPDATED     |               |           |          |      |        |
| SHELF       |               |           |          |      |        |
|             |               |           |          |      |        |
| LIFE        |               |           |          |      |        |
| AVAILABLE   |               |           |          |      |        |
| AT MAF      |               |           |          |      |        |
| (01G061     |               |           |          |      |        |
| SL02 AND    |               |           |          |      |        |
| 01G129      |               |           |          |      |        |
| SL02).      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| D. SPIERS - |               |           |          |      |        |
| 4710 / R.   |               |           |          |      |        |
| LEBOEUF -   |               |           |          |      |        |
| 4700        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/18/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/11/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| FINGERPRINT |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| ON THE      |               |           |          |      |        |
| B-COMPONENT |               |           |          |      |        |
| OF BX-250   |               |           |          |      |        |
| RETAINED    |               |           |          |      |        |
|             |               |           |          |      |        |
| FROM 00G273 |               |           |          |      |        |
| AND TWO     |               |           |          |      |        |
| OTHER       |               |           |          |      |        |
| SHELF-LIFE  |               |           |          |      |        |
| JOBS        |               |           |          |      |        |
| (01G061     |               |           |          |      |        |
| SL02 AND    |               |           |          |      |        |
| 01G129      |               |           |          |      |        |
| SL02)       |               |           |          |      |        |
|             |               |           |          |      |        |
| RESULTED IN |               |           |          |      |        |
| TOTAL FLAME |               |           |          |      |        |
| RETARDANT   |               |           |          |      |        |
| CONTENT     |               |           |          |      |        |
| VALUES AND  |               |           |          |      |        |
| ORIGINAL    |               |           |          |      |        |
| MAJOR       |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPONENT   |               |           |          |      |        |
| PEAK VALUES |               |           |          |      |        |
| CONSISTENT  |               |           |          |      |        |
| WITH THE    |               |           |          |      |        |
| CURRENT     |               |           |          |      |        |
| DATABASE OF |               |           |          |      |        |
|             |               |           |          |      |        |
| FINGERPRINT |               |           |          |      |        |
| DATA.       |               |           |          |      |        |
| THEREFORE,  |               |           |          |      |        |
| THERE ARE   |               |           |          |      |        |
| NO CONCERNS |               |           |          |      |        |
| WITH THE    |               |           |          |      |        |
| BX-250      |               |           |          |      |        |
|             |               |           |          |      |        |
| MATERIAL.   |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ATTACHED    |               |           |          |      |        |
| LAB REPORT  |               |           |          |      |        |
| NO. 02A013  |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| SPECIFICS)  |               |           |          |      |        |
|             |               |           |          |      |        |
| F. PERFORM  |               |           |          |      |        |
| FAILURE     |               |           |          |      |        |
| ANALYSIS AS |               |           |          |      |        |
| DIRECTED    |               |           |          |      |        |
| PER NCD     |               |           |          |      |        |
| N023781,    |               |           |          |      |        |
| AND         |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
|             |               |           |          |      |        |
| CAUSE.      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| D. BURAS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 4/2/2002    |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 5/17/2002 - |               |           |          |      |        |
| EXTENSION   |               |           |          |      |        |
| IS DUE TO   |               |           |          |      |        |
| CONTINUOUS  |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| AND         |               |           |          |      |        |
|             |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| EVALUATION. |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 5/7/2002    |               |           |          |      |        |
|             |               |           |          |      |        |
| \* CLOSURE  |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| THE         |               |           |          |      |        |
| OBJECTIVE   |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
| FAILURE     |               |           |          |      |        |
| ANALYSIS,   |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| PER NCD     |               |           |          |      |        |
| N023781,    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
|             |               |           |          |      |        |
| TO          |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| THE CAUSE   |               |           |          |      |        |
| OF THE FOAM |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| DISCREPANCY |               |           |          |      |        |
| IDENTIFIED  |               |           |          |      |        |
| ON ET-      |               |           |          |      |        |
|             |               |           |          |      |        |
| 118\'S LO2  |               |           |          |      |        |
| FEEDLINE AT |               |           |          |      |        |
| MAF. IT     |               |           |          |      |        |
| INCLUDED    |               |           |          |      |        |
| IDENTIFYING |               |           |          |      |        |
| THE AREA OF |               |           |          |      |        |
| DEBOND,     |               |           |          |      |        |
|             |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS, AND  |               |           |          |      |        |
| KNIT LINE   |               |           |          |      |        |
| ANALYSIS.   |               |           |          |      |        |
| DEBOND AREA |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| AP          |               |           |          |      |        |
| PROXIMATELY |               |           |          |      |        |
|             |               |           |          |      |        |
| 17µ\"IN     |               |           |          |      |        |
| LENGTH AND  |               |           |          |      |        |
| 360 DEGREE  |               |           |          |      |        |
| AROUND JUST |               |           |          |      |        |
| AFT OF THE  |               |           |          |      |        |
| FEEDLINE\'S |               |           |          |      |        |
| MOUNTING    |               |           |          |      |        |
|             |               |           |          |      |        |
| BRACKET     |               |           |          |      |        |
| (STA.       |               |           |          |      |        |
| 1129). PLUG |               |           |          |      |        |
| PULLS       |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| OUTSIDE OF  |               |           |          |      |        |
| AREA OF     |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
|             |               |           |          |      |        |
| WERE ALL    |               |           |          |      |        |
| FOUND TO BE |               |           |          |      |        |
| ABOVE THE   |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| REQUIREMENT |               |           |          |      |        |
| OF 35 PSI.  |               |           |          |      |        |
| IN          |               |           |          |      |        |
|             |               |           |          |      |        |
| ADDITION,   |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS       |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| IN THE AREA |               |           |          |      |        |
| OF DEBOND   |               |           |          |      |        |
| PRODUCED    |               |           |          |      |        |
|             |               |           |          |      |        |
| FAILING     |               |           |          |      |        |
| RESULTS     |               |           |          |      |        |
| (BELOW      |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENT). |               |           |          |      |        |
| KNIT LINE   |               |           |          |      |        |
| ANALYSIS OF |               |           |          |      |        |
|             |               |           |          |      |        |
| REMOVED     |               |           |          |      |        |
| FOAM FROM   |               |           |          |      |        |
| ACCEPTABLE  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| LOCATIONS   |               |           |          |      |        |
| INDICATED   |               |           |          |      |        |
| THAT ALL    |               |           |          |      |        |
|             |               |           |          |      |        |
| KNIT LINES  |               |           |          |      |        |
| WERE OF     |               |           |          |      |        |
| NOMINAL     |               |           |          |      |        |
| THICKNESS   |               |           |          |      |        |
| (\~/=       |               |           |          |      |        |
| 0.375\").   |               |           |          |      |        |
| THE SUSPECT |               |           |          |      |        |
|             |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| HAS BEEN    |               |           |          |      |        |
| ISOLATED TO |               |           |          |      |        |
| THE AREA AT |               |           |          |      |        |
| THE FWD END |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
| STRAIGHT    |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| SECTIONS    |               |           |          |      |        |
| AFT OF THE  |               |           |          |      |        |
| SUPPORT     |               |           |          |      |        |
| BRACKETS.   |               |           |          |      |        |
| DUE TO THE  |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
| START-      |               |           |          |      |        |
|             |               |           |          |      |        |
| UP PROCESS, |               |           |          |      |        |
| THE DEBOND  |               |           |          |      |        |
| AREA HAS A  |               |           |          |      |        |
| THICKER     |               |           |          |      |        |
| INITIAL     |               |           |          |      |        |
| LAYER OF    |               |           |          |      |        |
| FOAM (\~/=  |               |           |          |      |        |
|             |               |           |          |      |        |
| 0.75\"). IN |               |           |          |      |        |
| ADDITION,   |               |           |          |      |        |
| EVIDENCE OF |               |           |          |      |        |
| DISTORTED   |               |           |          |      |        |
| FOAM CELLS  |               |           |          |      |        |
| FROM        |               |           |          |      |        |
| ADVERSE     |               |           |          |      |        |
|             |               |           |          |      |        |
| FLOW OF     |               |           |          |      |        |
| BLOWING     |               |           |          |      |        |
| AGENT WAS   |               |           |          |      |        |
| OBSERVED.   |               |           |          |      |        |
| F           |               |           |          |      |        |
| URTHERMORE, |               |           |          |      |        |
| REGRESSION  |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
|             |               |           |          |      |        |
| OF PLUG     |               |           |          |      |        |
| PULL AND    |               |           |          |      |        |
| KNITLINE    |               |           |          |      |        |
| DATA WAS    |               |           |          |      |        |
| PERFORMED,  |               |           |          |      |        |
| AND THE     |               |           |          |      |        |
| RESULTS     |               |           |          |      |        |
|             |               |           |          |      |        |
| ILLUSTRATE  |               |           |          |      |        |
| A DECREASE  |               |           |          |      |        |
| IN TENSILE  |               |           |          |      |        |
| VALUES AND  |               |           |          |      |        |
| AN INCREASE |               |           |          |      |        |
| IN          |               |           |          |      |        |
| THICKNESS   |               |           |          |      |        |
|             |               |           |          |      |        |
| VALUES      |               |           |          |      |        |
| ACROSS      |               |           |          |      |        |
| SAMPLES. IN |               |           |          |      |        |
| VIEW OF THE |               |           |          |      |        |
| RESULTS, IT |               |           |          |      |        |
| IS EVIDENT  |               |           |          |      |        |
| THAT A      |               |           |          |      |        |
|             |               |           |          |      |        |
| CHANGE      |               |           |          |      |        |
| OCCURRED    |               |           |          |      |        |
| OVER A      |               |           |          |      |        |
| MEASURABLE  |               |           |          |      |        |
| PERIOD OF   |               |           |          |      |        |
| TIME IN THE |               |           |          |      |        |
| SPRAY START |               |           |          |      |        |
| UP          |               |           |          |      |        |
|             |               |           |          |      |        |
| PROCESS.    |               |           |          |      |        |
| THE PROCESS |               |           |          |      |        |
| CHANGE WAS  |               |           |          |      |        |
| ATTRIBUTED  |               |           |          |      |        |
| TO, BUT NOT |               |           |          |      |        |
| LIMITED TO  |               |           |          |      |        |
|             |               |           |          |      |        |
| VARIATION   |               |           |          |      |        |
| IN THE      |               |           |          |      |        |
| SPRAY START |               |           |          |      |        |
| UP PROCESS. |               |           |          |      |        |
| IN          |               |           |          |      |        |
| CONCLUSION, |               |           |          |      |        |
| THE MOST    |               |           |          |      |        |
|             |               |           |          |      |        |
| PROBABLE    |               |           |          |      |        |
| CAUSE OF    |               |           |          |      |        |
| FOAM DEBOND |               |           |          |      |        |
| IS          |               |           |          |      |        |
| ATTRIBUTED  |               |           |          |      |        |
| TO PROCESS  |               |           |          |      |        |
| CREEP.      |               |           |          |      |        |
|             |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ATTACHED    |               |           |          |      |        |
| NCD         |               |           |          |      |        |
| N023781,    |               |           |          |      |        |
| MIKE        |               |           |          |      |        |
| KELLEY\'S   |               |           |          |      |        |
| STATISTICAL |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
|             |               |           |          |      |        |
| PR          |               |           |          |      |        |
| ESENTATION, |               |           |          |      |        |
| AND E-MAIL  |               |           |          |      |        |
| FROM DAVE   |               |           |          |      |        |
| BURAS,      |               |           |          |      |        |
| DATED       |               |           |          |      |        |
| 2/21/2002)  |               |           |          |      |        |
|             |               |           |          |      |        |
| G.          |               |           |          |      |        |
| INTERVIEW   |               |           |          |      |        |
| TECHNICIANS |               |           |          |      |        |
| IN SOFI     |               |           |          |      |        |
| SMALL       |               |           |          |      |        |
| COMPONENT   |               |           |          |      |        |
| SHOP TO     |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
|             |               |           |          |      |        |
| BX-250      |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| APPLICATION |               |           |          |      |        |
| UTILIZED IN |               |           |          |      |        |
| THE         |               |           |          |      |        |
| MA          |               |           |          |      |        |
| NUFACTURING |               |           |          |      |        |
| OF LO2      |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E.          |               |           |          |      |        |
| ALDAHIR -   |               |           |          |      |        |
| 3741 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/19/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| INTERVIEWED |               |           |          |      |        |
| THE TWO     |               |           |          |      |        |
| TECHNICIANS |               |           |          |      |        |
| WHO SPRAYED |               |           |          |      |        |
| THE         |               |           |          |      |        |
| DISCREPANT  |               |           |          |      |        |
| LO2 FEED    |               |           |          |      |        |
|             |               |           |          |      |        |
| LINE, THEY  |               |           |          |      |        |
| STATED THAT |               |           |          |      |        |
| ALL LO2     |               |           |          |      |        |
| FEED LINES  |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH BX-250 |               |           |          |      |        |
| WERE        |               |           |          |      |        |
|             |               |           |          |      |        |
| SPRAYED VIA |               |           |          |      |        |
| SEM         |               |           |          |      |        |
| I-AUTOMATIC |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
| METHOD WITH |               |           |          |      |        |
| THE         |               |           |          |      |        |
| EXCEPTION   |               |           |          |      |        |
| OF ONE      |               |           |          |      |        |
|             |               |           |          |      |        |
| (8097       |               |           |          |      |        |
| 1028425-019 |               |           |          |      |        |
| \--ET-119), |               |           |          |      |        |
| WHICH WAS A |               |           |          |      |        |
| MANUAL      |               |           |          |      |        |
| SPRAY.      |               |           |          |      |        |
|             |               |           |          |      |        |
| \* H. DUE   |               |           |          |      |        |
| TO THE      |               |           |          |      |        |
| PHASE OUT   |               |           |          |      |        |
| OF BX-250   |               |           |          |      |        |
| FOAM,       |               |           |          |      |        |
| RE-VALIDATE |               |           |          |      |        |
| THE         |               |           |          |      |        |
| APPLICATION |               |           |          |      |        |
|             |               |           |          |      |        |
| OF BX-265   |               |           |          |      |        |
| FOAM TO THE |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| (80         |               |           |          |      |        |
| 971028425 - |               |           |          |      |        |
| 029, - 030, |               |           |          |      |        |
| AND -       |               |           |          |      |        |
|             |               |           |          |      |        |
| 039S).      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| V.          |               |           |          |      |        |
| MORALES -   |               |           |          |      |        |
| 3743 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3740        |               |           |          |      |        |
|             |               |           |          |      |        |
| H. GEORGE - |               |           |          |      |        |
| 3614 / M.   |               |           |          |      |        |
| JAVERY -    |               |           |          |      |        |
| 3600        |               |           |          |      |        |
|             |               |           |          |      |        |
| D. BURAS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| J.E.        |               |           |          |      |        |
| MOORE -     |               |           |          |      |        |
| 3673 / J.   |               |           |          |      |        |
| STANLEY -   |               |           |          |      |        |
| 3670        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 2/20/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 4/2/2002 -  |               |           |          |      |        |
| EXTENSION   |               |           |          |      |        |
| IS DUE TO   |               |           |          |      |        |
| SCHEDULE    |               |           |          |      |        |
| IMPACTS IN  |               |           |          |      |        |
| FINAL ASSY. |               |           |          |      |        |
|             |               |           |          |      |        |
| (REF.       |               |           |          |      |        |
| E-MAIL FORM |               |           |          |      |        |
| MOORE,      |               |           |          |      |        |
| J.E., DATED |               |           |          |      |        |
| 2/20/2002)  |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 5/27/2002 - |               |           |          |      |        |
| PENDING     |               |           |          |      |        |
| COMPLETION  |               |           |          |      |        |
| OF FIRST    |               |           |          |      |        |
| SET OF      |               |           |          |      |        |
| FLIGHT      |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 5/7/2002    |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| AS A RESULT |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| DISCREPANCY |               |           |          |      |        |
| FOUND ON    |               |           |          |      |        |
| ET-118\'S   |               |           |          |      |        |
| FEEDLINE,   |               |           |          |      |        |
| IT          |               |           |          |      |        |
|             |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| DETERMINED  |               |           |          |      |        |
| THAT A      |               |           |          |      |        |
| RE          |               |           |          |      |        |
| -VALIDATION |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| SPRAYS      |               |           |          |      |        |
| USING       |               |           |          |      |        |
| BX-265      |               |           |          |      |        |
|             |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| REQUIRED.   |               |           |          |      |        |
| THE         |               |           |          |      |        |
| VALIDATION  |               |           |          |      |        |
| TEAM        |               |           |          |      |        |
| DECIDED     |               |           |          |      |        |
| THAT A      |               |           |          |      |        |
| TWO-SPRAY   |               |           |          |      |        |
| METHOD      |               |           |          |      |        |
|             |               |           |          |      |        |
| WOULD BE    |               |           |          |      |        |
| THE MOST    |               |           |          |      |        |
| ROBUST      |               |           |          |      |        |
| PROCESS.    |               |           |          |      |        |
| THE         |               |           |          |      |        |
| VALIDATION  |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| BY          |               |           |          |      |        |
|             |               |           |          |      |        |
| APPLYING    |               |           |          |      |        |
| SOFI TO THE |               |           |          |      |        |
| SUPPORT     |               |           |          |      |        |
| RIBS        |               |           |          |      |        |
| (\"EARS\")  |               |           |          |      |        |
| BY THE      |               |           |          |      |        |
| MANUAL      |               |           |          |      |        |
| METHOD,     |               |           |          |      |        |
| WHICH       |               |           |          |      |        |
|             |               |           |          |      |        |
| FILLS       |               |           |          |      |        |
| BETWEEN THE |               |           |          |      |        |
| RIBS AND    |               |           |          |      |        |
| APPLIES     |               |           |          |      |        |
| RAMPS       |               |           |          |      |        |
| FORWARD AND |               |           |          |      |        |
| AFT OF THE  |               |           |          |      |        |
| SUPPORT     |               |           |          |      |        |
|             |               |           |          |      |        |
| RIBS. A     |               |           |          |      |        |
| SUBSEQUENT  |               |           |          |      |        |
| SEM         |               |           |          |      |        |
| I-AUTOMATIC |               |           |          |      |        |
| APPLICATION |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| USING THE   |               |           |          |      |        |
|             |               |           |          |      |        |
| ENTEC LATHE |               |           |          |      |        |
| IN A SINGLE |               |           |          |      |        |
| PASS FROM   |               |           |          |      |        |
| THE FORWARD |               |           |          |      |        |
| END OF THE  |               |           |          |      |        |
| FEEDLINE TO |               |           |          |      |        |
|             |               |           |          |      |        |
| THE AFT     |               |           |          |      |        |
| END. THIS   |               |           |          |      |        |
| ELIMINATED  |               |           |          |      |        |
| THE NEED TO |               |           |          |      |        |
| HOLD THE    |               |           |          |      |        |
| GUN IN      |               |           |          |      |        |
| POSITION    |               |           |          |      |        |
| FOR         |               |           |          |      |        |
|             |               |           |          |      |        |
| MULTIPLE    |               |           |          |      |        |
| REVOLUTIONS |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
| LATHE TO    |               |           |          |      |        |
| BUILD UP    |               |           |          |      |        |
| SOFI OVER   |               |           |          |      |        |
| THE SUPPORT |               |           |          |      |        |
|             |               |           |          |      |        |
| RIBS, THUS  |               |           |          |      |        |
| REMOVING    |               |           |          |      |        |
| THE CAUSE   |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| D           |               |           |          |      |        |
| ISCREPANCY. |               |           |          |      |        |
| A DOE       |               |           |          |      |        |
|             |               |           |          |      |        |
| EXPERIMENT  |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| TO          |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| THE OPTIMUM |               |           |          |      |        |
| COMPONENT   |               |           |          |      |        |
| FLOW RATE,  |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| ROTATION    |               |           |          |      |        |
| SPEED, AND  |               |           |          |      |        |
| GUN TRAVEL  |               |           |          |      |        |
| SPEED       |               |           |          |      |        |
| SETTINGS    |               |           |          |      |        |
| (REF. FINAL |               |           |          |      |        |
|             |               |           |          |      |        |
| REPORT      |               |           |          |      |        |
| 36          |               |           |          |      |        |
| 14-02-007). |               |           |          |      |        |
| THE MPP\'S  |               |           |          |      |        |
| HAVE BEEN   |               |           |          |      |        |
| REVISED TO  |               |           |          |      |        |
| INCORPORATE |               |           |          |      |        |
| ALL         |               |           |          |      |        |
|             |               |           |          |      |        |
| VALIDATION  |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENTS |               |           |          |      |        |
| AND AN      |               |           |          |      |        |
| ADDITIONAL  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| AFT OF THE  |               |           |          |      |        |
| SUPPORT     |               |           |          |      |        |
|             |               |           |          |      |        |
| RIBS (REF.  |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| I). THIS    |               |           |          |      |        |
| ADDITIONAL  |               |           |          |      |        |
| PLUG-PULL   |               |           |          |      |        |
| REQUIREMENT |               |           |          |      |        |
| HAS         |               |           |          |      |        |
|             |               |           |          |      |        |
| BEEN        |               |           |          |      |        |
| I           |               |           |          |      |        |
| NCORPORATED |               |           |          |      |        |
| INTO THE    |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| DRAWINGS AT |               |           |          |      |        |
| REVISION K  |               |           |          |      |        |
| FOR THE     |               |           |          |      |        |
|             |               |           |          |      |        |
| 80971       |               |           |          |      |        |
| 028425-029, |               |           |          |      |        |
| -030, AND   |               |           |          |      |        |
| -039.       |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| E-MAIL FROM |               |           |          |      |        |
| VINCE       |               |           |          |      |        |
| MORALES     |               |           |          |      |        |
|             |               |           |          |      |        |
| DATED       |               |           |          |      |        |
| 5/07/2002)  |               |           |          |      |        |
|             |               |           |          |      |        |
| \*I. REVISE |               |           |          |      |        |
| MPPS FOR    |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| TO ADD ONE  |               |           |          |      |        |
| ADDITIONAL  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
|             |               |           |          |      |        |
| TEST.       |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| TO PROVIDE  |               |           |          |      |        |
| LOCATION.   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E. SWEET -  |               |           |          |      |        |
| 4000        |               |           |          |      |        |
|             |               |           |          |      |        |
| M. RIPOLL - |               |           |          |      |        |
| 3614 / M.   |               |           |          |      |        |
| JAVERY -    |               |           |          |      |        |
| 3600        |               |           |          |      |        |
|             |               |           |          |      |        |
| V.          |               |           |          |      |        |
| MORALES -   |               |           |          |      |        |
| 3743 / D.   |               |           |          |      |        |
| WESTPHAL -  |               |           |          |      |        |
| 3743        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 5/6/2002 -  |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"I\" IS    |               |           |          |      |        |
| PENDING     |               |           |          |      |        |
| COMPLETION  |               |           |          |      |        |
| OF ACTION   |               |           |          |      |        |
|             |               |           |          |      |        |
| ITEM \"H\". |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 5/7/2002    |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| THE MPP\'S  |               |           |          |      |        |
| HAVE BEEN   |               |           |          |      |        |
| REVISED TO  |               |           |          |      |        |
| INCORPORATE |               |           |          |      |        |
| ALL         |               |           |          |      |        |
| VALIDATION  |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENTS |               |           |          |      |        |
|             |               |           |          |      |        |
| AND AN      |               |           |          |      |        |
| ADDITIONAL  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| AFT OF THE  |               |           |          |      |        |
| SUPPORT     |               |           |          |      |        |
| RIBS. THIS  |               |           |          |      |        |
| ADDITIONAL  |               |           |          |      |        |
|             |               |           |          |      |        |
| PLUG-PULL   |               |           |          |      |        |
| REQUIREMENT |               |           |          |      |        |
| HAS BEEN    |               |           |          |      |        |
| I           |               |           |          |      |        |
| NCORPORATED |               |           |          |      |        |
| INTO THE    |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
|             |               |           |          |      |        |
| DRAWINGS AT |               |           |          |      |        |
| REVISION K  |               |           |          |      |        |
| FOR THE     |               |           |          |      |        |
| 80971       |               |           |          |      |        |
| 028425-029, |               |           |          |      |        |
| -030, AND   |               |           |          |      |        |
| -039.       |               |           |          |      |        |
|             |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| E-MAIL FROM |               |           |          |      |        |
| VINCE       |               |           |          |      |        |
| MORALES     |               |           |          |      |        |
| DATED       |               |           |          |      |        |
| 5/07/2002)  |               |           |          |      |        |
|             |               |           |          |      |        |
| J. PERFORM  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS ON    |               |           |          |      |        |
| ETS 93, 94, |               |           |          |      |        |
| 112 THROUGH |               |           |          |      |        |
| 118, AND    |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPONENT   |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| E. SWEET -  |               |           |          |      |        |
| 4000        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 4/2/2002    |               |           |          |      |        |
| EXTENSION   |               |           |          |      |        |
| IS DUE TO   |               |           |          |      |        |
| ET PRIORITY |               |           |          |      |        |
| AND LIMITED |               |           |          |      |        |
| ACCESS      |               |           |          |      |        |
| AREAS       |               |           |          |      |        |
|             |               |           |          |      |        |
| FOR PLUG    |               |           |          |      |        |
| PULL        |               |           |          |      |        |
| TESTING.    |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 8/1/2002    |               |           |          |      |        |
| EXTENSION   |               |           |          |      |        |
| IS DUE TO   |               |           |          |      |        |
| LIMITED     |               |           |          |      |        |
| ACCESS TO   |               |           |          |      |        |
| ET-116      |               |           |          |      |        |
| STATION     |               |           |          |      |        |
| 1129        |               |           |          |      |        |
|             |               |           |          |      |        |
| AND REPAIR  |               |           |          |      |        |
| ISSUES ON   |               |           |          |      |        |
| STATION     |               |           |          |      |        |
| 1623.       |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 6/28/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| \* CLOSURE  |               |           |          |      |        |
| STATEMENTS: |               |           |          |      |        |
|             |               |           |          |      |        |
| \-          |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-94 -   |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| RESULTS MET |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS, |               |           |          |      |        |
| NO          |               |           |          |      |        |
|             |               |           |          |      |        |
| CONCERNS.   |               |           |          |      |        |
| ET-94\'S    |               |           |          |      |        |
| LO2         |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| WERE        |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| SS-1171.    |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
|             |               |           |          |      |        |
| N023758 FOR |               |           |          |      |        |
| SPECIFICS)  |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-93 -   |               |           |          |      |        |
| DUE TO      |               |           |          |      |        |
| ET-94\'S    |               |           |          |      |        |
| SUCCESSFUL  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| RESULTS, IT |               |           |          |      |        |
| WAS         |               |           |          |      |        |
|             |               |           |          |      |        |
| CONFIRMED   |               |           |          |      |        |
| THAT THE    |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| IS ISOLATED |               |           |          |      |        |
| TO BX-250   |               |           |          |      |        |
| SPRAYED LO2 |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
| THEREFORE,  |               |           |          |      |        |
| NO PLUG     |               |           |          |      |        |
| PULL TESTS  |               |           |          |      |        |
| WERE        |               |           |          |      |        |
| REQUIRED,   |               |           |          |      |        |
| BECAUSE ET- |               |           |          |      |        |
|             |               |           |          |      |        |
| 93\'S LO2   |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| WERE        |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| SS-1171.    |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-112    |               |           |          |      |        |
| RESULTS FOR |               |           |          |      |        |
| THE TWO     |               |           |          |      |        |
| BX250       |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| ARE AS      |               |           |          |      |        |
| FOLLOWS     |               |           |          |      |        |
| (REMAINING  |               |           |          |      |        |
|             |               |           |          |      |        |
| TWO LINES   |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| SS1171):    |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
| 1039000;    |               |           |          |      |        |
| FOUR OF SIX |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS       |               |           |          |      |        |
|             |               |           |          |      |        |
| MET         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
| STRESS      |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| TO          |               |           |          |      |        |
|             |               |           |          |      |        |
| SHOW BX-250 |               |           |          |      |        |
| FOAM WOULD  |               |           |          |      |        |
| NOT DIVOT   |               |           |          |      |        |
| (FS \> 2.0) |               |           |          |      |        |
| AS A RESULT |               |           |          |      |        |
| OF LOW      |               |           |          |      |        |
|             |               |           |          |      |        |
| ADHESION    |               |           |          |      |        |
| STRENGTH TO |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINE,   |               |           |          |      |        |
| AND THE     |               |           |          |      |        |
| LINE WAS    |               |           |          |      |        |
|             |               |           |          |      |        |
| DI          |               |           |          |      |        |
| SPOSITIONED |               |           |          |      |        |
| \"USE AS    |               |           |          |      |        |
| IS\".       |               |           |          |      |        |
| REFERENCE   |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"L\" FOR   |               |           |          |      |        |
|             |               |           |          |      |        |
| DETAILS OF  |               |           |          |      |        |
| ANALYSIS.   |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| E-MAIL FROM |               |           |          |      |        |
| JEFF PILET  |               |           |          |      |        |
| DATED       |               |           |          |      |        |
|             |               |           |          |      |        |
| 2/18/2002,  |               |           |          |      |        |
| ET-112\'S   |               |           |          |      |        |
| FRR CHARTS  |               |           |          |      |        |
| DATED       |               |           |          |      |        |
| FEBRUARY    |               |           |          |      |        |
| 14TH OF     |               |           |          |      |        |
| 2002).      |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-019 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
| 1044670;    |               |           |          |      |        |
| ALL 3 PLUG  |               |           |          |      |        |
| PULLS MET   |               |           |          |      |        |
|             |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
|             |               |           |          |      |        |
| (REFERENCE  |               |           |          |      |        |
| :           |               |           |          |      |        |
| PR-ET-1     |               |           |          |      |        |
| 12-TS-0013) |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-113    |               |           |          |      |        |
| RESULTS FOR |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| ARE AS      |               |           |          |      |        |
| FOLLOWS:    |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
| 1049800,    |               |           |          |      |        |
| P/N         |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
|             |               |           |          |      |        |
| 1049810,    |               |           |          |      |        |
| AND P/N     |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-019 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
| 1078830;    |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS       |               |           |          |      |        |
|             |               |           |          |      |        |
| ON ALL      |               |           |          |      |        |
| THREE       |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| MET         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENTS |               |           |          |      |        |
| REFERENCE:  |               |           |          |      |        |
|             |               |           |          |      |        |
| PR-ET-11    |               |           |          |      |        |
| 3-TS-0004). |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-009 - |               |           |          |      |        |
| S/N 1049820 |               |           |          |      |        |
| @ STA. 1129 |               |           |          |      |        |
| THREE OF    |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| SEVEN PLUG  |               |           |          |      |        |
| PULL TESTS  |               |           |          |      |        |
| MET         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
| THE FAILED  |               |           |          |      |        |
|             |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| VALUES WERE |               |           |          |      |        |
| EVALUATED   |               |           |          |      |        |
| AND DEEMED  |               |           |          |      |        |
| ACCEPTABLE  |               |           |          |      |        |
| BY          |               |           |          |      |        |
|             |               |           |          |      |        |
| E           |               |           |          |      |        |
| NGINEERING, |               |           |          |      |        |
| AND AS A    |               |           |          |      |        |
| RESULT THE  |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| I           |               |           |          |      |        |
| SPOSITIONED |               |           |          |      |        |
| \"USE       |               |           |          |      |        |
|             |               |           |          |      |        |
| AS IS\"     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| PR-ET-11    |               |           |          |      |        |
| 3-TS-0004). |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-114 -  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS ON    |               |           |          |      |        |
| ALL FOUR    |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| MET         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
|             |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENTS |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| PR-ET-11    |               |           |          |      |        |
| 4-TS-0007). |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-115    |               |           |          |      |        |
| RESULTS FOR |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| ARE AS      |               |           |          |      |        |
| FOLLOWS:    |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N 1103270 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1377, AND   |               |           |          |      |        |
| P/N         |               |           |          |      |        |
|             |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-019 - |               |           |          |      |        |
| S/N 1125810 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1871, PLUG  |               |           |          |      |        |
| PULL TESTS  |               |           |          |      |        |
|             |               |           |          |      |        |
| ON BOTH     |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| MET         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-009 - |               |           |          |      |        |
| S/N 1105310 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1129 PLUG   |               |           |          |      |        |
| PULL        |               |           |          |      |        |
|             |               |           |          |      |        |
| TESTS DID   |               |           |          |      |        |
| NOT MEET    |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS; |               |           |          |      |        |
| AS A RESULT |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| REPAIRED.   |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N 1103260 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1623 THREE  |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
|             |               |           |          |      |        |
| FOUR PLUG   |               |           |          |      |        |
| PULL TESTS  |               |           |          |      |        |
| MET         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
| THE FAILED  |               |           |          |      |        |
|             |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| VALUES WERE |               |           |          |      |        |
| EVALUATED   |               |           |          |      |        |
| AND DEEMED  |               |           |          |      |        |
| ACCEPTABLE  |               |           |          |      |        |
| BY          |               |           |          |      |        |
|             |               |           |          |      |        |
| E           |               |           |          |      |        |
| NGINEERING, |               |           |          |      |        |
| AND AS A    |               |           |          |      |        |
| RESULT THE  |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| I           |               |           |          |      |        |
| SPOSITIONED |               |           |          |      |        |
| \"USE       |               |           |          |      |        |
|             |               |           |          |      |        |
| AS IS\"     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| PR-ET-11    |               |           |          |      |        |
| 5-TS-0004). |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-116    |               |           |          |      |        |
| RESULTS FOR |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| ARE AS      |               |           |          |      |        |
| FOLLOWS:    |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N 1123910 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1377, AND   |               |           |          |      |        |
| P/N         |               |           |          |      |        |
|             |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-019 - |               |           |          |      |        |
| S/N 1039010 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1871, PLUG  |               |           |          |      |        |
| PULL TESTS  |               |           |          |      |        |
|             |               |           |          |      |        |
| ON BOTH     |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| MET         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N 1123900 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1623 PLUG   |               |           |          |      |        |
| PULL        |               |           |          |      |        |
|             |               |           |          |      |        |
| TESTS DID   |               |           |          |      |        |
| NOT MEET    |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENT, |               |           |          |      |        |
| AND AS A    |               |           |          |      |        |
| RESULT THE  |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| REPAIRED AT |               |           |          |      |        |
| KSC PER     |               |           |          |      |        |
| PR-ET-.     |               |           |          |      |        |
| 116-TS-0001 |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-009 - |               |           |          |      |        |
| S/N 1126790 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1129 FIVE   |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
|             |               |           |          |      |        |
| NINE PLUG   |               |           |          |      |        |
| PULL TESTS  |               |           |          |      |        |
| MET         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
| THE FAILED  |               |           |          |      |        |
|             |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| VALUES WERE |               |           |          |      |        |
| EVALUATED   |               |           |          |      |        |
| AND DEEMED  |               |           |          |      |        |
| ACCEPTABLE  |               |           |          |      |        |
| BY          |               |           |          |      |        |
|             |               |           |          |      |        |
| E           |               |           |          |      |        |
| NGINEERING, |               |           |          |      |        |
| AND AS A    |               |           |          |      |        |
| RESULT THE  |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| I           |               |           |          |      |        |
| SPOSITIONED |               |           |          |      |        |
| \"USE       |               |           |          |      |        |
|             |               |           |          |      |        |
| AS IS\"     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| PR-ET-11    |               |           |          |      |        |
| 6-TS-0001). |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-117    |               |           |          |      |        |
| RESULTS FOR |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| ARE AS      |               |           |          |      |        |
| FOLLOWS:    |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-009 - |               |           |          |      |        |
| S/N 1143180 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1129, P/N   |               |           |          |      |        |
|             |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N 1140670 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1623, AND   |               |           |          |      |        |
| P/N         |               |           |          |      |        |
|             |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-019 - |               |           |          |      |        |
| S/N 1143940 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1871; PLUG  |               |           |          |      |        |
| PULL TESTS  |               |           |          |      |        |
|             |               |           |          |      |        |
| DID NOT     |               |           |          |      |        |
| MEET        |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENT, |               |           |          |      |        |
| AND         |               |           |          |      |        |
| AU          |               |           |          |      |        |
| THORIZATION |               |           |          |      |        |
| PER         |               |           |          |      |        |
|             |               |           |          |      |        |
| OPERATIONS  |               |           |          |      |        |
| DIRECTIVE   |               |           |          |      |        |
| \#          |               |           |          |      |        |
| 02/OD/0079  |               |           |          |      |        |
| TO REMOVE   |               |           |          |      |        |
| AND REPAIR  |               |           |          |      |        |
| FOAM ON     |               |           |          |      |        |
|             |               |           |          |      |        |
| FEEDLINE IN |               |           |          |      |        |
| ACCORDANCE  |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| DISPOSITION |               |           |          |      |        |
| PROVIDED ON |               |           |          |      |        |
| NCD         |               |           |          |      |        |
| N036015.    |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N 1140660 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1377        |               |           |          |      |        |
| AU          |               |           |          |      |        |
| THORIZATION |               |           |          |      |        |
|             |               |           |          |      |        |
| PER         |               |           |          |      |        |
| OPERATIONS  |               |           |          |      |        |
| DIRECTIVE   |               |           |          |      |        |
| \#          |               |           |          |      |        |
| 02/OD/0079  |               |           |          |      |        |
| FOR PLUG    |               |           |          |      |        |
| PULL        |               |           |          |      |        |
| REPAIRS     |               |           |          |      |        |
|             |               |           |          |      |        |
| AND \"USE   |               |           |          |      |        |
| AS IS\"     |               |           |          |      |        |
| UPON        |               |           |          |      |        |
| COMPLETION  |               |           |          |      |        |
| OF PLUG     |               |           |          |      |        |
| PULL        |               |           |          |      |        |
| REPAIRS.    |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-118 -  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS ON    |               |           |          |      |        |
| ALL FOUR    |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| DID NOT     |               |           |          |      |        |
| MEET        |               |           |          |      |        |
|             |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS, |               |           |          |      |        |
| AND AS A    |               |           |          |      |        |
| RESULT WERE |               |           |          |      |        |
| REPAIRED    |               |           |          |      |        |
| PER NCD     |               |           |          |      |        |
|             |               |           |          |      |        |
| N055391,    |               |           |          |      |        |
| NCD         |               |           |          |      |        |
| N023766,    |               |           |          |      |        |
| NCD         |               |           |          |      |        |
| N055390,    |               |           |          |      |        |
| AND NCD     |               |           |          |      |        |
| N023767.    |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-119    |               |           |          |      |        |
| RESULTS FOR |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| ARE AS      |               |           |          |      |        |
| FOLLOWS:    |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-009 - |               |           |          |      |        |
| S/N 310020, |               |           |          |      |        |
| P/N         |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
|             |               |           |          |      |        |
| 1171080,    |               |           |          |      |        |
| AND P/N     |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-010 - |               |           |          |      |        |
| S/N         |               |           |          |      |        |
| 1171070;    |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS       |               |           |          |      |        |
|             |               |           |          |      |        |
| DID NOT     |               |           |          |      |        |
| MEET        |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS, |               |           |          |      |        |
| AND AS A    |               |           |          |      |        |
| RESULT WERE |               |           |          |      |        |
|             |               |           |          |      |        |
| REWORKED    |               |           |          |      |        |
| PER NCD     |               |           |          |      |        |
| N057356,    |               |           |          |      |        |
| NCD         |               |           |          |      |        |
| N057357,    |               |           |          |      |        |
| AND NCD     |               |           |          |      |        |
| N057358.    |               |           |          |      |        |
|             |               |           |          |      |        |
| \- P/N      |               |           |          |      |        |
| 809710      |               |           |          |      |        |
| 28425-019 - |               |           |          |      |        |
| S/N 1190660 |               |           |          |      |        |
| @ STATION   |               |           |          |      |        |
| 1871 PLUG   |               |           |          |      |        |
| PULL        |               |           |          |      |        |
|             |               |           |          |      |        |
| TESTS MET   |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| RE          |               |           |          |      |        |
| QUIREMENTS. |               |           |          |      |        |
|             |               |           |          |      |        |
| \*K.        |               |           |          |      |        |
| IDENTIFY    |               |           |          |      |        |
| AND TEST    |               |           |          |      |        |
| POTENTIAL   |               |           |          |      |        |
| REPAIR      |               |           |          |      |        |
| METHODS,    |               |           |          |      |        |
| SOFI AND    |               |           |          |      |        |
| ADHESIVE    |               |           |          |      |        |
|             |               |           |          |      |        |
| MATERIALS   |               |           |          |      |        |
| FOR         |               |           |          |      |        |
| NO          |               |           |          |      |        |
| NCONFORMING |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| AND PROVIDE |               |           |          |      |        |
| IN FLIGHT   |               |           |          |      |        |
| RISK        |               |           |          |      |        |
|             |               |           |          |      |        |
| ANALYSIS.   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| J. PILET -  |               |           |          |      |        |
| 4130 / F.   |               |           |          |      |        |
| MANTO -     |               |           |          |      |        |
| 4100        |               |           |          |      |        |
|             |               |           |          |      |        |
| C.          |               |           |          |      |        |
| WILLIAMS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| P.          |               |           |          |      |        |
| KOPFINGER - |               |           |          |      |        |
| 4610 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| C.          |               |           |          |      |        |
| JOHNSON -   |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 5/10/2002   |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| PENDING     |               |           |          |      |        |
| CLOSURE OF  |               |           |          |      |        |
| REPORT.     |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 5/02/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT:  |               |           |          |      |        |
|             |               |           |          |      |        |
| \-          |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| REPAIR      |               |           |          |      |        |
| METHOD WAS  |               |           |          |      |        |
| DEVELOPED   |               |           |          |      |        |
| AND USED TO |               |           |          |      |        |
| REPAIR      |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| ON EXTERNAL |               |           |          |      |        |
|             |               |           |          |      |        |
| TANKS.      |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\" AND   |               |           |          |      |        |
| ET          |               |           |          |      |        |
| TR-MS-02-8) |               |           |          |      |        |
|             |               |           |          |      |        |
| L. PERFORM  |               |           |          |      |        |
| STRESS      |               |           |          |      |        |
| ANALYSIS ON |               |           |          |      |        |
| NO          |               |           |          |      |        |
| NCONFORMING |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| CONDITION,  |               |           |          |      |        |
| USING       |               |           |          |      |        |
|             |               |           |          |      |        |
| FLIGHT      |               |           |          |      |        |
| STRESSES /  |               |           |          |      |        |
| E           |               |           |          |      |        |
| NVIRONMENT, |               |           |          |      |        |
| AND         |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| FLIGHT      |               |           |          |      |        |
| RISKS.      |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| J. PILET -  |               |           |          |      |        |
| 4130 / F.   |               |           |          |      |        |
| MANTO -     |               |           |          |      |        |
| 4100        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 2/14/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| STATEMENT   |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| STRESS      |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| TO          |               |           |          |      |        |
| DEMONSTRATE |               |           |          |      |        |
| THAT BX-250 |               |           |          |      |        |
| FOAM WOULD  |               |           |          |      |        |
|             |               |           |          |      |        |
| NOT         |               |           |          |      |        |
| \'DIVOT\'   |               |           |          |      |        |
| AS A RESULT |               |           |          |      |        |
| OF LOW      |               |           |          |      |        |
| ADHESION    |               |           |          |      |        |
| STRENGTH TO |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINE.   |               |           |          |      |        |
|             |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| DEEMED      |               |           |          |      |        |
| CREDIBLE    |               |           |          |      |        |
| BASED ON    |               |           |          |      |        |
| ET-112\'S   |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| VALUES OF   |               |           |          |      |        |
| WHICH       |               |           |          |      |        |
|             |               |           |          |      |        |
| FOUR OF THE |               |           |          |      |        |
| SIX         |               |           |          |      |        |
| EXCEEDED    |               |           |          |      |        |
| THE         |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| PROCESSING  |               |           |          |      |        |
| SP          |               |           |          |      |        |
| ECIFICATION |               |           |          |      |        |
|             |               |           |          |      |        |
| ACCEPTANCE  |               |           |          |      |        |
| REQUIREMENT |               |           |          |      |        |
| OF 35 PSI,  |               |           |          |      |        |
| AND THE     |               |           |          |      |        |
| MINIMUM     |               |           |          |      |        |
| VALUE       |               |           |          |      |        |
| EXCEEDING A |               |           |          |      |        |
|             |               |           |          |      |        |
| REALISTIC   |               |           |          |      |        |
| ESTIMATE OF |               |           |          |      |        |
| THE MAXIMUM |               |           |          |      |        |
| FOAM CELL   |               |           |          |      |        |
| \'BURST\'   |               |           |          |      |        |
| PRESSURE IN |               |           |          |      |        |
| FLIGHT      |               |           |          |      |        |
|             |               |           |          |      |        |
| (12.6 PSI   |               |           |          |      |        |
| \> 4.5 PSI  |               |           |          |      |        |
| @ -2970F)   |               |           |          |      |        |
| AT THE FOAM |               |           |          |      |        |
| TO          |               |           |          |      |        |
| SUBSTRATE   |               |           |          |      |        |
| BOND LINE.  |               |           |          |      |        |
|             |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| ALSO SHOWED |               |           |          |      |        |
| THAT THE    |               |           |          |      |        |
| FOAM WOULD  |               |           |          |      |        |
| NOT EXCEED  |               |           |          |      |        |
| ITS STRAIN  |               |           |          |      |        |
|             |               |           |          |      |        |
| CAPABILITY  |               |           |          |      |        |
| UNDER 4.5   |               |           |          |      |        |
| PSI         |               |           |          |      |        |
| PRESSURE    |               |           |          |      |        |
| LOADING.    |               |           |          |      |        |
| THE HIGH    |               |           |          |      |        |
| ELASTICITY  |               |           |          |      |        |
| OF BX-      |               |           |          |      |        |
|             |               |           |          |      |        |
| 250 ALLOWS  |               |           |          |      |        |
| THE FOAM TO |               |           |          |      |        |
| EXPAND AND  |               |           |          |      |        |
| INCREASE    |               |           |          |      |        |
| THE         |               |           |          |      |        |
| \           |               |           |          |      |        |
| 'DEBONDED\' |               |           |          |      |        |
| CAVITY      |               |           |          |      |        |
| VOLUME      |               |           |          |      |        |
|             |               |           |          |      |        |
| AND THEREBY |               |           |          |      |        |
| DECREASE    |               |           |          |      |        |
| THE         |               |           |          |      |        |
| \'BURST\'   |               |           |          |      |        |
| PRESSURE    |               |           |          |      |        |
| SUCH THAT   |               |           |          |      |        |
| THE FINAL   |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
|             |               |           |          |      |        |
| OF          |               |           |          |      |        |
| EQUILIBRIUM |               |           |          |      |        |
| RESULTS IN  |               |           |          |      |        |
| A LARGE FS  |               |           |          |      |        |
| (FS \>\>    |               |           |          |      |        |
| 2.0)        |               |           |          |      |        |
| AGAINST TPS |               |           |          |      |        |
| LOSS        |               |           |          |      |        |
|             |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| E-MAIL FROM |               |           |          |      |        |
| JEFF PILET  |               |           |          |      |        |
| DATED       |               |           |          |      |        |
| 2/21/2002,  |               |           |          |      |        |
| AND         |               |           |          |      |        |
| ET-112\'S   |               |           |          |      |        |
| FRR         |               |           |          |      |        |
|             |               |           |          |      |        |
| CHARTS      |               |           |          |      |        |
| DATED       |               |           |          |      |        |
| FEBRUARY    |               |           |          |      |        |
| 14TH OF     |               |           |          |      |        |
| 2002).      |               |           |          |      |        |
|             |               |           |          |      |        |
| M. ASSESS   |               |           |          |      |        |
| NDE METHODS |               |           |          |      |        |
| THAT COULD  |               |           |          |      |        |
| BE USED TO  |               |           |          |      |        |
| DETERMINE   |               |           |          |      |        |
| FLEET       |               |           |          |      |        |
| HARDWARE    |               |           |          |      |        |
|             |               |           |          |      |        |
| ACCEPTANCE. |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| W. USSERY / |               |           |          |      |        |
| C.          |               |           |          |      |        |
| BOUVIER -   |               |           |          |      |        |
| 4710 / R.   |               |           |          |      |        |
| LEBOEUF -   |               |           |          |      |        |
| 4700        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| CANCELED -  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| METHOD WILL |               |           |          |      |        |
| BE USED.    |               |           |          |      |        |
|             |               |           |          |      |        |
| N. DEVELOP  |               |           |          |      |        |
| FLEET       |               |           |          |      |        |
| CLEARANCE   |               |           |          |      |        |
| RATIONALE.  |               |           |          |      |        |
|             |               |           |          |      |        |
| RESP        |               |           |          |      |        |
| ONSIBILITY: |               |           |          |      |        |
| J. PILET -  |               |           |          |      |        |
| 4130 / F.   |               |           |          |      |        |
| MANTO -     |               |           |          |      |        |
| 4100        |               |           |          |      |        |
|             |               |           |          |      |        |
| C.          |               |           |          |      |        |
| WILLIAMS -  |               |           |          |      |        |
| 4620 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| P.          |               |           |          |      |        |
| KOPFINGER - |               |           |          |      |        |
| 4610 / P.   |               |           |          |      |        |
| HINKELDEY - |               |           |          |      |        |
| 4600        |               |           |          |      |        |
|             |               |           |          |      |        |
| ECD:        |               |           |          |      |        |
| 3/15/2002   |               |           |          |      |        |
| (REF.       |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| COMPLETE:   |               |           |          |      |        |
| 6/28/2002   |               |           |          |      |        |
|             |               |           |          |      |        |
| STATUS OF   |               |           |          |      |        |
| FLEET       |               |           |          |      |        |
| CLEARANCE   |               |           |          |      |        |
| RATIONALE:  |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\     |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| REFERENCE:  |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\" FOR   |               |           |          |      |        |
| FLEET       |               |           |          |      |        |
| CLEARANCE   |               |           |          |      |        |
| RATIONALE.  |               |           |          |      |        |
|             |               |           |          |      |        |
| CAUSE       |               |           |          |      |        |
|             |               |           |          |      |        |
| THE MOST    |               |           |          |      |        |
| PROBABLE    |               |           |          |      |        |
| CAUSE OF    |               |           |          |      |        |
| THE FOAM    |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| DISCREPANCY |               |           |          |      |        |
| IS PROCESS  |               |           |          |      |        |
|             |               |           |          |      |        |
| CREEP.      |               |           |          |      |        |
|             |               |           |          |      |        |
| \*TASK II.  |               |           |          |      |        |
| CORRECTIVE  |               |           |          |      |        |
| ACTION      |               |           |          |      |        |
|             |               |           |          |      |        |
| \-          |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| THE         |               |           |          |      |        |
| FOLLOWING   |               |           |          |      |        |
| CORRECTIVE  |               |           |          |      |        |
| ACTIONS     |               |           |          |      |        |
| HAVE BEEN   |               |           |          |      |        |
| I           |               |           |          |      |        |
| MPLEMENTED: |               |           |          |      |        |
|             |               |           |          |      |        |
| 0           |               |           |          |      |        |
| ENANCEMENT  |               |           |          |      |        |
| AND         |               |           |          |      |        |
| R           |               |           |          |      |        |
| EVALIDATION |               |           |          |      |        |
| OF BX-265   |               |           |          |      |        |
| SPRAY       |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 DRAWINGS  |               |           |          |      |        |
| AND MPPS    |               |           |          |      |        |
| FOR LO2     |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| TO INCLUDE  |               |           |          |      |        |
| ADDITIONAL  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
|             |               |           |          |      |        |
| TEST        |               |           |          |      |        |
|             |               |           |          |      |        |
| \*TASK III. |               |           |          |      |        |
| CLEARANCE   |               |           |          |      |        |
| OF          |               |           |          |      |        |
| EF          |               |           |          |      |        |
| FECTIVITIES |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-\     |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-93 -   |               |           |          |      |        |
| NO FLEET    |               |           |          |      |        |
| CONCERNS    |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-94 -   |               |           |          |      |        |
| NO FLEET    |               |           |          |      |        |
| CONCERNS    |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-112 -  |               |           |          |      |        |
| VEHICLE     |               |           |          |      |        |
| CLEARED     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\"       |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-113 -  |               |           |          |      |        |
| VEHICLE     |               |           |          |      |        |
| CLEARED     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-114 -  |               |           |          |      |        |
| VEHICLE     |               |           |          |      |        |
| CLEARED     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-115 -  |               |           |          |      |        |
| VEHICLE     |               |           |          |      |        |
| CLEARED     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-116 -  |               |           |          |      |        |
| VEHICLE     |               |           |          |      |        |
| CLEARED     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-117 -  |               |           |          |      |        |
| VEHICLE     |               |           |          |      |        |
| CLEARED     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-118 -  |               |           |          |      |        |
| VEHICLE     |               |           |          |      |        |
| CLEARED     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| 0 ET-119 -  |               |           |          |      |        |
| VEHICLE     |               |           |          |      |        |
| CLEARED     |               |           |          |      |        |
| (REFERENCE: |               |           |          |      |        |
| ACTION ITEM |               |           |          |      |        |
| \"J\")      |               |           |          |      |        |
|             |               |           |          |      |        |
| TASK IV.    |               |           |          |      |        |
| CAPS        |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| SUMMARY     |               |           |          |      |        |
|             |               |           |          |      |        |
| \-\-\-      |               |           |          |      |        |
| \-\-\-\-\-\ |               |           |          |      |        |
| -\-\-\-\-\- |               |           |          |      |        |
| \-\-\-\-\-- |               |           |          |      |        |
|             |               |           |          |      |        |
| THE MOST    |               |           |          |      |        |
| PROBABLE    |               |           |          |      |        |
| CAUSE OF    |               |           |          |      |        |
| THE FOAM    |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| D           |               |           |          |      |        |
| ISCREPANCY, |               |           |          |      |        |
| IN THE AREA |               |           |          |      |        |
| AT          |               |           |          |      |        |
|             |               |           |          |      |        |
| THE FORWARD |               |           |          |      |        |
| END OF THE  |               |           |          |      |        |
| STRAIGHT    |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| SECTION     |               |           |          |      |        |
| NEAR THE    |               |           |          |      |        |
| SUPPORT     |               |           |          |      |        |
|             |               |           |          |      |        |
| BRACKETS,   |               |           |          |      |        |
| IS PROCESS  |               |           |          |      |        |
| CREEP. THE  |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| CREEP IS    |               |           |          |      |        |
| ATTRIBUTED  |               |           |          |      |        |
| TO THE      |               |           |          |      |        |
|             |               |           |          |      |        |
| VALIDATION  |               |           |          |      |        |
| OF BX-250   |               |           |          |      |        |
| NOT BEING   |               |           |          |      |        |
| CO          |               |           |          |      |        |
| MPREHENSIVE |               |           |          |      |        |
| ENOUGH IN   |               |           |          |      |        |
| ITS SCOPE.  |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| DATA REVIEW |               |           |          |      |        |
| REVEALED    |               |           |          |      |        |
| THAT        |               |           |          |      |        |
| VARIATION   |               |           |          |      |        |
| IN THE      |               |           |          |      |        |
| SPRAY START |               |           |          |      |        |
| UP PROCESS  |               |           |          |      |        |
|             |               |           |          |      |        |
| APPEARS TO  |               |           |          |      |        |
| BE THE MOST |               |           |          |      |        |
| LIKELY      |               |           |          |      |        |
| CAUSE FOR   |               |           |          |      |        |
| THE DEBONDS |               |           |          |      |        |
| WHICH LED   |               |           |          |      |        |
| TO THE      |               |           |          |      |        |
|             |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| CREEP       |               |           |          |      |        |
| CONCLUSION. |               |           |          |      |        |
| THE SPRAY   |               |           |          |      |        |
| PROCESS WAS |               |           |          |      |        |
| SEMI        |               |           |          |      |        |
| -AUTOMATIC. |               |           |          |      |        |
| AT          |               |           |          |      |        |
|             |               |           |          |      |        |
| START UP    |               |           |          |      |        |
| THE         |               |           |          |      |        |
| OPERATOR    |               |           |          |      |        |
| CONTROLLED  |               |           |          |      |        |
| THE NUMBER  |               |           |          |      |        |
| OF SPRAY    |               |           |          |      |        |
| PASSES IN   |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| SUPPORT     |               |           |          |      |        |
| BRACKET     |               |           |          |      |        |
| AREA, AND   |               |           |          |      |        |
| WHEN PROPER |               |           |          |      |        |
| COVERAGE    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| ACHIEVED,   |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| OPERATOR    |               |           |          |      |        |
| ENGAGED THE |               |           |          |      |        |
| LATHE       |               |           |          |      |        |
| CARRIAGE    |               |           |          |      |        |
| (WHERE      |               |           |          |      |        |
| SPRAY GUN   |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| MOUNTED)    |               |           |          |      |        |
| DRIVE       |               |           |          |      |        |
|             |               |           |          |      |        |
| TO ALLOW    |               |           |          |      |        |
| AUTOMATIC   |               |           |          |      |        |
| SPRAY OF    |               |           |          |      |        |
| THE         |               |           |          |      |        |
| REMAINDER   |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
| LINE. IT IS |               |           |          |      |        |
| HIGHLY      |               |           |          |      |        |
|             |               |           |          |      |        |
| PROBABLE    |               |           |          |      |        |
| THAT THE    |               |           |          |      |        |
| THICKNESS   |               |           |          |      |        |
| OF FOAM     |               |           |          |      |        |
| GRADUALLY   |               |           |          |      |        |
| INCREASED   |               |           |          |      |        |
| OVER TIME   |               |           |          |      |        |
| IN          |               |           |          |      |        |
|             |               |           |          |      |        |
| THE AREA OF |               |           |          |      |        |
| DEBOND.     |               |           |          |      |        |
| THERE IS NO |               |           |          |      |        |
| HARD        |               |           |          |      |        |
| EVIDENCE TO |               |           |          |      |        |
| SUPPORT     |               |           |          |      |        |
| THIS        |               |           |          |      |        |
| THEORY,     |               |           |          |      |        |
|             |               |           |          |      |        |
| OTHER THAN  |               |           |          |      |        |
| THE FACT    |               |           |          |      |        |
| THAT THE    |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| ONLY        |               |           |          |      |        |
| OCCURRED IN |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| FIRST 17\"  |               |           |          |      |        |
| AFT OF THE  |               |           |          |      |        |
| MOUNTING    |               |           |          |      |        |
| BRACKET,    |               |           |          |      |        |
| WHICH IS    |               |           |          |      |        |
| WHERE THE   |               |           |          |      |        |
| SPRAY GUN   |               |           |          |      |        |
|             |               |           |          |      |        |
| REMAINS     |               |           |          |      |        |
| STATIONARY. |               |           |          |      |        |
| THE DEBOND  |               |           |          |      |        |
| CONDITION   |               |           |          |      |        |
| WAS NOT     |               |           |          |      |        |
| FOUND ON    |               |           |          |      |        |
| THE         |               |           |          |      |        |
|             |               |           |          |      |        |
| REMAINDER   |               |           |          |      |        |
| OF THE      |               |           |          |      |        |
| FEEDLINE,   |               |           |          |      |        |
| WHICH IS    |               |           |          |      |        |
| WHERE THE   |               |           |          |      |        |
| SPRAY GUN   |               |           |          |      |        |
| TRAVELS AT  |               |           |          |      |        |
| A           |               |           |          |      |        |
|             |               |           |          |      |        |
| SET SPEED.  |               |           |          |      |        |
| THE SPRAY   |               |           |          |      |        |
| PROCESS WAS |               |           |          |      |        |
| ESTABLISHED |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| ET-116\'S   |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
|             |               |           |          |      |        |
| POSITIONED  |               |           |          |      |        |
| AT STATION  |               |           |          |      |        |
| 1871, WHICH |               |           |          |      |        |
| WAS SPRAYED |               |           |          |      |        |
| ON          |               |           |          |      |        |
| SEPTEMBER   |               |           |          |      |        |
| 22ND OF     |               |           |          |      |        |
|             |               |           |          |      |        |
| 2000\. PLUG |               |           |          |      |        |
| PULL TESTS  |               |           |          |      |        |
| WERE        |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| IN THE      |               |           |          |      |        |
| SUSPECT     |               |           |          |      |        |
| AREA. THE   |               |           |          |      |        |
| PLUG        |               |           |          |      |        |
|             |               |           |          |      |        |
| PULL        |               |           |          |      |        |
| TENSILE     |               |           |          |      |        |
| VALUES MET  |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENTS |               |           |          |      |        |
| WITH NO     |               |           |          |      |        |
| INDICATION  |               |           |          |      |        |
| OF          |               |           |          |      |        |
|             |               |           |          |      |        |
| A DEBOND    |               |           |          |      |        |
| CONDITION.  |               |           |          |      |        |
| DURING THE  |               |           |          |      |        |
| FAILURE     |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| IN          |               |           |          |      |        |
| VESTIGATION |               |           |          |      |        |
| IT WAS      |               |           |          |      |        |
|             |               |           |          |      |        |
| OBSERVED    |               |           |          |      |        |
| THAT THE    |               |           |          |      |        |
| KNIT LINE   |               |           |          |      |        |
| THICKNESS   |               |           |          |      |        |
| OF REMOVED  |               |           |          |      |        |
| FOAM FROM   |               |           |          |      |        |
| ACCEPTABLE  |               |           |          |      |        |
|             |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| LOCATIONS,  |               |           |          |      |        |
| WHICH WERE  |               |           |          |      |        |
| OUTSIDE THE |               |           |          |      |        |
| AREA OF     |               |           |          |      |        |
| DEBOND,     |               |           |          |      |        |
| WERE OF     |               |           |          |      |        |
|             |               |           |          |      |        |
| NOMINAL     |               |           |          |      |        |
| THICKNESS   |               |           |          |      |        |
| (\~         |               |           |          |      |        |
| 0.375\").   |               |           |          |      |        |
| F           |               |           |          |      |        |
| URTHERMORE, |               |           |          |      |        |
| THE AREA OF |               |           |          |      |        |
| DEBOND HAD  |               |           |          |      |        |
| A           |               |           |          |      |        |
|             |               |           |          |      |        |
| THICKER     |               |           |          |      |        |
| INITIAL     |               |           |          |      |        |
| LAYER OF    |               |           |          |      |        |
| FOAM (\~    |               |           |          |      |        |
| 0.75\") AND |               |           |          |      |        |
| THERE WAS   |               |           |          |      |        |
| EVIDENCE OF |               |           |          |      |        |
|             |               |           |          |      |        |
| DISTORTED   |               |           |          |      |        |
| FOAM CELLS  |               |           |          |      |        |
| FROM        |               |           |          |      |        |
| ADVERSE     |               |           |          |      |        |
| FLOW OF     |               |           |          |      |        |
| BLOWING     |               |           |          |      |        |
| AGENT.      |               |           |          |      |        |
|             |               |           |          |      |        |
| A           |               |           |          |      |        |
| REGRESSION  |               |           |          |      |        |
| ANALYSIS OF |               |           |          |      |        |
| THE PLUG    |               |           |          |      |        |
| PULL DATA   |               |           |          |      |        |
| SHOWED A    |               |           |          |      |        |
| DECREASE IN |               |           |          |      |        |
|             |               |           |          |      |        |
| TENSILE     |               |           |          |      |        |
| VALUES      |               |           |          |      |        |
| ACROSS      |               |           |          |      |        |
| SAMPLES. IN |               |           |          |      |        |
| ADDITION, A |               |           |          |      |        |
| REGRESSION  |               |           |          |      |        |
| ANALYSIS ON |               |           |          |      |        |
|             |               |           |          |      |        |
| KNITLINE    |               |           |          |      |        |
| THICKNESS   |               |           |          |      |        |
| DATA SHOWED |               |           |          |      |        |
| AN INCREASE |               |           |          |      |        |
| IN KNITLINE |               |           |          |      |        |
| THICKNESS   |               |           |          |      |        |
| ACROSS      |               |           |          |      |        |
|             |               |           |          |      |        |
| SAMPLES.    |               |           |          |      |        |
| THE DATA    |               |           |          |      |        |
| D           |               |           |          |      |        |
| EMONSTRATES |               |           |          |      |        |
| THAT A      |               |           |          |      |        |
| CHANGE      |               |           |          |      |        |
| OCCURRED IN |               |           |          |      |        |
| THE SPRAY   |               |           |          |      |        |
|             |               |           |          |      |        |
| START UP    |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| OVER A      |               |           |          |      |        |
| MEASURABLE  |               |           |          |      |        |
| PERIOD OF   |               |           |          |      |        |
| TIME. THE   |               |           |          |      |        |
| THIRD       |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
|             |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| (           |               |           |          |      |        |
| 9/29/2000), |               |           |          |      |        |
| WHICH WAS   |               |           |          |      |        |
| ET-113\'S   |               |           |          |      |        |
| FEEDLINE,   |               |           |          |      |        |
| LOCATED AT  |               |           |          |      |        |
| STATION     |               |           |          |      |        |
|             |               |           |          |      |        |
| 1129, WAS   |               |           |          |      |        |
| THE FIRST   |               |           |          |      |        |
| FEEDLINE    |               |           |          |      |        |
| IMPACTED BY |               |           |          |      |        |
| THE CHANGE  |               |           |          |      |        |
| (PROCESS    |               |           |          |      |        |
| CREEP).     |               |           |          |      |        |
|             |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TENSILE     |               |           |          |      |        |
| TESTS WERE  |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| IN THE      |               |           |          |      |        |
| SUSPECT     |               |           |          |      |        |
| AREA, AND   |               |           |          |      |        |
| FOUR OF     |               |           |          |      |        |
|             |               |           |          |      |        |
| THE SIX     |               |           |          |      |        |
| TENSILE     |               |           |          |      |        |
| VALUES WERE |               |           |          |      |        |
| BELOW THE   |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| REQUIREMENT |               |           |          |      |        |
| OF 35 PSI   |               |           |          |      |        |
|             |               |           |          |      |        |
| (12.7,      |               |           |          |      |        |
| 24.3, 20.1, |               |           |          |      |        |
| AND 19.2    |               |           |          |      |        |
| PSI).       |               |           |          |      |        |
| HOWEVER,    |               |           |          |      |        |
| STRESS      |               |           |          |      |        |
| ANALYSIS    |               |           |          |      |        |
| WAS         |               |           |          |      |        |
|             |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| AND IT      |               |           |          |      |        |
| SHOWED THAT |               |           |          |      |        |
| BX-250 FOAM |               |           |          |      |        |
| WOULD NOT   |               |           |          |      |        |
| DIVOT (FS   |               |           |          |      |        |
| \> 2.0) AS  |               |           |          |      |        |
|             |               |           |          |      |        |
| A RESULT OF |               |           |          |      |        |
| LOW         |               |           |          |      |        |
| ADHESION    |               |           |          |      |        |
| STRENGTH TO |               |           |          |      |        |
| THE LO2     |               |           |          |      |        |
| FEEDLINE,   |               |           |          |      |        |
| AND THE     |               |           |          |      |        |
| LINE WAS    |               |           |          |      |        |
|             |               |           |          |      |        |
| DI          |               |           |          |      |        |
| SPOSITIONED |               |           |          |      |        |
| \"USE AS    |               |           |          |      |        |
| IS\". THE   |               |           |          |      |        |
| FEEDLINES   |               |           |          |      |        |
| THAT WERE   |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| FROM MARCH  |               |           |          |      |        |
|             |               |           |          |      |        |
| 2001 TO     |               |           |          |      |        |
| JANUARY     |               |           |          |      |        |
| 2002 WERE   |               |           |          |      |        |
| MOST        |               |           |          |      |        |
| SI          |               |           |          |      |        |
| GNIFICANTLY |               |           |          |      |        |
| AFFECTED BY |               |           |          |      |        |
| THE CHANGE  |               |           |          |      |        |
|             |               |           |          |      |        |
| BECAUSE     |               |           |          |      |        |
| THEY        |               |           |          |      |        |
| CONTAINED   |               |           |          |      |        |
| THE         |               |           |          |      |        |
| GREATEST    |               |           |          |      |        |
| NUMBER OF   |               |           |          |      |        |
| SLICK OFFS  |               |           |          |      |        |
| AND TENSILE |               |           |          |      |        |
|             |               |           |          |      |        |
| VALUES THAT |               |           |          |      |        |
| WERE BELOW  |               |           |          |      |        |
| THE         |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| REQUIREMENT |               |           |          |      |        |
| OF 35 PSI.  |               |           |          |      |        |
|             |               |           |          |      |        |
| TO          |               |           |          |      |        |
| ASCERTAIN   |               |           |          |      |        |
| THAT IT     |               |           |          |      |        |
| WASN\'T THE |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| THAT WAS    |               |           |          |      |        |
| THE         |               |           |          |      |        |
| CONTRIBUTOR |               |           |          |      |        |
| TO          |               |           |          |      |        |
|             |               |           |          |      |        |
| THE DEBOND  |               |           |          |      |        |
| CONDITION,  |               |           |          |      |        |
| THE MDAT    |               |           |          |      |        |
| TEAM        |               |           |          |      |        |
| REVIEWED    |               |           |          |      |        |
| THE         |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| DATA ON THE |               |           |          |      |        |
|             |               |           |          |      |        |
| LOTS OF     |               |           |          |      |        |
| BX-250      |               |           |          |      |        |
| MATERIALS   |               |           |          |      |        |
| USED ON THE |               |           |          |      |        |
| FEEDLINES.  |               |           |          |      |        |
| THE MDAT    |               |           |          |      |        |
| TEAM        |               |           |          |      |        |
|             |               |           |          |      |        |
| CONCLUDED   |               |           |          |      |        |
| THAT THERE  |               |           |          |      |        |
| WAS NO      |               |           |          |      |        |
| EVIDENCE OF |               |           |          |      |        |
| A MATERIAL  |               |           |          |      |        |
| PROBLEM. IN |               |           |          |      |        |
|             |               |           |          |      |        |
| ADDITION,   |               |           |          |      |        |
| THE LACK OF |               |           |          |      |        |
| MATERIAL    |               |           |          |      |        |
| PROBLEMS ON |               |           |          |      |        |
| OTHER       |               |           |          |      |        |
| HARDWARE    |               |           |          |      |        |
| SPRAYED     |               |           |          |      |        |
| WITH        |               |           |          |      |        |
|             |               |           |          |      |        |
| THESE LOTS  |               |           |          |      |        |
| SUPPORTED   |               |           |          |      |        |
| THEIR       |               |           |          |      |        |
| CONCLUSION. |               |           |          |      |        |
|             |               |           |          |      |        |
| A BETTER    |               |           |          |      |        |
| UN          |               |           |          |      |        |
| DERSTANDING |               |           |          |      |        |
| OF PROCESS  |               |           |          |      |        |
| VARIABLES   |               |           |          |      |        |
| AND FINAL   |               |           |          |      |        |
| PRODUCT     |               |           |          |      |        |
| RESULTS     |               |           |          |      |        |
|             |               |           |          |      |        |
| WOULD       |               |           |          |      |        |
| REQUIRE A   |               |           |          |      |        |
| COLLECTION  |               |           |          |      |        |
| OF PROCESS  |               |           |          |      |        |
| AND PRODUCT |               |           |          |      |        |
| DATA.       |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| DATA        |               |           |          |      |        |
|             |               |           |          |      |        |
| PARAMETERS  |               |           |          |      |        |
| SUCH AS     |               |           |          |      |        |
| RPM, IPM,   |               |           |          |      |        |
| FLOW RATE,  |               |           |          |      |        |
| OR START /  |               |           |          |      |        |
| STOP SPRAY  |               |           |          |      |        |
| POSITIONS   |               |           |          |      |        |
|             |               |           |          |      |        |
| AND TIMES   |               |           |          |      |        |
| WERE NOT    |               |           |          |      |        |
| TRACKED.    |               |           |          |      |        |
| THEREFORE,  |               |           |          |      |        |
| THE DATA    |               |           |          |      |        |
| WAS NOT     |               |           |          |      |        |
| AVAILABLE   |               |           |          |      |        |
| FOR         |               |           |          |      |        |
|             |               |           |          |      |        |
| ANALYSIS OF |               |           |          |      |        |
| WHICH       |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| PARAMETERS  |               |           |          |      |        |
| CONTRIBUTED |               |           |          |      |        |
| TO THE      |               |           |          |      |        |
| DEBOND      |               |           |          |      |        |
|             |               |           |          |      |        |
| CONDITION.  |               |           |          |      |        |
| HOWEVER, AS |               |           |          |      |        |
| A RESULT OF |               |           |          |      |        |
| THE         |               |           |          |      |        |
| INV         |               |           |          |      |        |
| ESTIGATION, |               |           |          |      |        |
| THE PROCESS |               |           |          |      |        |
| WAS         |               |           |          |      |        |
|             |               |           |          |      |        |
| UPGRADED TO |               |           |          |      |        |
| INCLUDE     |               |           |          |      |        |
| INST        |               |           |          |      |        |
| RUMENTATION |               |           |          |      |        |
| THAT WILL   |               |           |          |      |        |
| PROVIDE     |               |           |          |      |        |
| READOUTS OF |               |           |          |      |        |
|             |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| DATA, LATHE |               |           |          |      |        |
| RPM AND     |               |           |          |      |        |
| CARRIAGE    |               |           |          |      |        |
| IPM, TO     |               |           |          |      |        |
| TRACK AND   |               |           |          |      |        |
| MAINTAIN    |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
|             |               |           |          |      |        |
| P           |               |           |          |      |        |
| ERFORMANCE. |               |           |          |      |        |
| IN ADDITION |               |           |          |      |        |
| TO LEAD IN  |               |           |          |      |        |
| AND LEAD    |               |           |          |      |        |
| OUT PLUG    |               |           |          |      |        |
| PULL        |               |           |          |      |        |
| TENSILE     |               |           |          |      |        |
|             |               |           |          |      |        |
| DATA,       |               |           |          |      |        |
| ADDITIONAL  |               |           |          |      |        |
| PLUG PULL   |               |           |          |      |        |
| TESTS WILL  |               |           |          |      |        |
| BE          |               |           |          |      |        |
| PERFORMED   |               |           |          |      |        |
| IN THE AREA |               |           |          |      |        |
| AFT OF      |               |           |          |      |        |
|             |               |           |          |      |        |
| THE         |               |           |          |      |        |
| MOUNTING    |               |           |          |      |        |
| BRACKET.    |               |           |          |      |        |
| ALSO, THE   |               |           |          |      |        |
| APPLICATION |               |           |          |      |        |
| OF BX-265   |               |           |          |      |        |
| FOAM WAS    |               |           |          |      |        |
|             |               |           |          |      |        |
| ENHANCED    |               |           |          |      |        |
| AND         |               |           |          |      |        |
| REVALIDATED |               |           |          |      |        |
| TO MAKE THE |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| MORE        |               |           |          |      |        |
| ROBUST. THE |               |           |          |      |        |
|             |               |           |          |      |        |
| I           |               |           |          |      |        |
| MPROVEMENTS |               |           |          |      |        |
| TO THE      |               |           |          |      |        |
| PROCESS     |               |           |          |      |        |
| WILL AID IN |               |           |          |      |        |
| THE         |               |           |          |      |        |
| PREVENTION  |               |           |          |      |        |
| OF ANY      |               |           |          |      |        |
| FUTURE      |               |           |          |      |        |
|             |               |           |          |      |        |
| DEFECTS OR  |               |           |          |      |        |
| NONC        |               |           |          |      |        |
| ONFORMANCES |               |           |          |      |        |
| THAT ARE    |               |           |          |      |        |
| DETRIMENTAL |               |           |          |      |        |
| TO FOAM     |               |           |          |      |        |
| PROPERTIES  |               |           |          |      |        |
|             |               |           |          |      |        |
| (           |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
| REQ         |               |           |          |      |        |
| UIREMENTS). |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **MSFC      |               |           |          |      |        |
| Response/Co |               |           |          |      |        |
| ncurrence** |               |           |          |      |        |
|             |               |           |          |      |        |
| 0           |               |           |          |      |        |
| 2/25/2002 - |               |           |          |      |        |
| BOARD       |               |           |          |      |        |
| ACCEPTED    |               |           |          |      |        |
| INTERIM     |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| UNTIL       |               |           |          |      |        |
| 4/19/2002   |               |           |          |      |        |
| PER         |               |           |          |      |        |
|             |               |           |          |      |        |
| RATIONALE   |               |           |          |      |        |
| (E): THERE  |               |           |          |      |        |
| IS NO       |               |           |          |      |        |
| OVERALL     |               |           |          |      |        |
| SAFETY OF   |               |           |          |      |        |
| FLIGHT      |               |           |          |      |        |
| CONCERN.    |               |           |          |      |        |
|             |               |           |          |      |        |
| 04/23/02 -  |               |           |          |      |        |
| PROBLEM     |               |           |          |      |        |
| REPORT      |               |           |          |      |        |
| REOPENED    |               |           |          |      |        |
| DUE TO MSFC |               |           |          |      |        |
| APPROVED    |               |           |          |      |        |
| DEFER UNTIL |               |           |          |      |        |
|             |               |           |          |      |        |
| DATE HAS    |               |           |          |      |        |
| PASSED.     |               |           |          |      |        |
|             |               |           |          |      |        |
| 0           |               |           |          |      |        |
| 5/23/2002 - |               |           |          |      |        |
| BOARD       |               |           |          |      |        |
| ACCEPTED    |               |           |          |      |        |
| INTERIM     |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| UNTIL       |               |           |          |      |        |
| 9/1/2002    |               |           |          |      |        |
| PER         |               |           |          |      |        |
|             |               |           |          |      |        |
| RATIONALE   |               |           |          |      |        |
| (E): THERE  |               |           |          |      |        |
| IS NO       |               |           |          |      |        |
| OVERALL     |               |           |          |      |        |
| SAFETY OF   |               |           |          |      |        |
| FLIGHT      |               |           |          |      |        |
| CONCERN.    |               |           |          |      |        |
|             |               |           |          |      |        |
| SIGNATURES  |               |           |          |      |        |
| ON FILE IN  |               |           |          |      |        |
| THE PAC.    |               |           |          |      |        |
|             |               |           |          |      |        |
| 7/30/02-    |               |           |          |      |        |
| MSFC        |               |           |          |      |        |
| APPROVAL    |               |           |          |      |        |
| CLOSURE.    |               |           |          |      |        |
| SIGNATURES  |               |           |          |      |        |
| ARE ON FILE |               |           |          |      |        |
| IN THE PAC. |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+

  -----------------------------------------------------------------------
  MSFC Problem Reporting and Corrective Action (PRACA) System

  ASSESSMENT ADDENDUM REPORT
  -----------------------------------------------------------------------

  ----------------- ---------------- ---------------- ----------- ----------- ------------
  **MSFC Report#**\ **IFA#**\        **Contractor     **JSC#**\   **KSC#**\   **EICN#**\
  A17753            \--              RPT#**\          \--         \--         \--
                                     T-068                                    

  **Asmnt Part#**\  **Asmnt Part     **Asmnt                                  
  80971028425-009   Name**\          Serial/Lot#**\                           
                    LO2 FEEDLINE     162370                                   

  **HCRIT CD**\     **FCRIT CD**\    **CAUSE CD**\    **FAIL                  
  1                 1                MP - MFG-PRC     MODE**\                 
                                                      MU - MECH               
                                                      TOLRNCE                 

  **Asmnt FMEA**\   **Asmnt FM**\    **FMEA CSE**\    **FMEA                  
  5.8.1.1           \--              \--              SCSE**\                 
                                                      \--                     

  **Asmnt FMEA**\   **Asmnt FM**\    **FMEA CSE**\    **FMEA                  
  \--               \--              \--              SCSE**\                 
                                                      \--                     

  **Asmnt FMEA**\   **Asmnt FM**\    **FMEA CSE**\    **FMEA                  
  \--               \--              \--              SCSE**\                 
                                                      \--                     

  **Correlated      **Correlated     **Correlated                             
  Part#**\          Part#**\         Part#**\                                 
  \--               \--              \--                                      

  **Associated      **Associated     **Associated                             
  LRU#**\           LRU#**\          LRU#**\                                  
  \--               \--              \--                                      

  **MAJOR DESIGN                                                              
  CHANGES**                                                                   

  **APRV DATE**\    **DESCRIPTION OF                                          
  \--               CHANGES**\                                                
                    \--                                                       

  **ASSESSMENT                                                                
  TEXT**                                                                      
  ----------------- ---------------- ---------------- ----------- ----------- ------------