-----------------------------------------------------------------------
  **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    | \--     | #**\ |        |
| A17800      | \--           | Number**\ |         | \--  |        |
|             |               | S-088     |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **Problem   |               |           |         |      |        |
| Title**\    |               |           |         |      |        |
| LH2 AFT     |               |           |         |      |        |
| DOME GORE   |               |           |         |      |        |
| PANELS WERE |               |           |         |      |        |
| MARKED WITH |               |           |         |      |        |
| THE         |               |           |         |      |        |
| INCORRECT   |               |           |         |      |        |
| LOCKHEED    |               |           |         |      |        |
| MARTIN PART |               |           |         |      |        |
| NO. &       |               |           |         |      |        |
| SERIAL      |               |           |         |      |        |
| NUMBER      |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **EICN#**\  | **ELEMENT**\  | **Cont    | **F     | **   |        |
| \--         | ET            | ractor**\ | SCM#**\ | FCRI |        |
|             |               | \--       | \--     | T**\ |        |
|             |               |           |         | 1    |        |
+-------------+---------------+-----------+---------+------+--------+
| **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         | LH2 AFT DOME  | 809149    | 1247810 | UFAC |        |
|             | ASSEMBL       | 00900-509 |         | TURE |        |
|             |               |           |         | R**\ |        |
|             |               |           |         | AHF  |        |
+-------------+---------------+-----------+---------+------+--------+
| **Test/O    | **Prevailing  | **F /     | **Fail  | **   |        |
| peration**\ | Condtion**\   | U**\      | Mode**\ | Caus |        |
| MI - MFI    | N -           | UC        | MU -    | e**\ |        |
|             | INSPECTION    |           | MECH    | MW - |        |
|             |               |           | TOLRNCE | MFG- |        |
|             |               |           |         | WORK |        |
+-------------+---------------+-----------+---------+------+--------+
| **System**\ | **Defect**\   | **Ma      | **Work  | **   |        |
| STRUCTURAL  | PR - WRONG    | terial**\ | Con     | Fail |        |
|             |               | S -       | tact**\ | Dat  |        |
|             |               | STRUCT    | M. PENO | e**\ |        |
|             |               |           |         | 06   |        |
|             |               |           |         | /17/ |        |
|             |               |           |         | 2002 |        |
+-------------+---------------+-----------+---------+------+--------+
| **Received  | **Date        | **FMEA    | **IFA:  | *    |        |
| at MSFC**\  | Isolated**\   | Ref       | Mission | *Mis |        |
| 08/15/2002  | 06/17/2002    | erence**\ | P       | sion |        |
|             |               | 6.2.1.1   | hase**\ | Ela  |        |
|             |               |           | \--     | psed |        |
|             |               |           |         | Tim  |        |
|             |               |           |         | e**\ |        |
|             |               |           |         | \--  |        |
+-------------+---------------+-----------+---------+------+--------+
| **          |               | **S       |         | **   |        |
| Location**\ |               | ymptom**\ |         | Time |        |
| MAF         |               | MU - MECH |         | Cycl |        |
|             |               | TOLRNCE   |         | e**\ |        |
|             |               |           |         | \--  |        |
+-------------+---------------+-----------+---------+------+--------+
| **          |               |           |         |      |        |
| Effectivity |               |           |         |      |        |
| Text**\     |               |           |         |      |        |
| ET-93,      |               |           |         |      |        |
| ET-94,      |               |           |         |      |        |
| ET-113,     |               |           |         |      |        |
| ET-115      |               |           |         |      |        |
| THROUGH     |               |           |         |      |        |
| ET-132      |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **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   | *       |      |        |
| Approved    | Req Defer     | Close**\  | *Remark |      |        |
| Defer Until | Until Date**\ | \--       | /       |      |        |
| Date**\     | \--           |           | Ac      |      |        |
| \--         |               |           | tion**\ |      |        |
|             |               |           | \--     |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **In        |               |           |         |      |        |
| vestigation |               |           |         |      |        |
| /           |               |           |         |      |        |
| Resolution  |               |           |         |      |        |
| Summary**   |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **Last MSFC | **CN RSLV     | **Defer   | **Add   | *    |        |
| Update**\   | SBMT**\       | Date**\   | Date**\ | *R/C |        |
| 08/28/2002  | 08/15/2002    | \--       | 08/     | Code |        |
|             |               |           | 15/2002 | s**\ |        |
|             |               |           |         | 2 -  |        |
|             |               |           |         | MFG  |        |
|             |               |           |         | 3 -  |        |
|             |               |           |         | F/TE |        |
|             |               |           |         | 5 -  |        |
|             |               |           |         | TRNG |        |
+-------------+---------------+-----------+---------+------+--------+
| *           |               |           |         |      |        |
| *Assignee** |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **Design**\ | **Chief       | **S &     | **Pro   | *    |        |
| S. AVANS    | Engineer**\   | MA**\     | ject**\ | *Pro |        |
|             | N. OTTE       | A.        | \--     | ject |        |
|             |               | DANIELS   |         | MG   |        |
|             |               |           |         | R**\ |        |
|             |               |           |         | J.   |        |
|             |               |           |         | SME  |        |
|             |               |           |         | LSER |        |
+-------------+---------------+-----------+---------+------+--------+
| *           |               |           |         |      |        |
| *Approval** |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **Design**\ | **Chief       | **S &     | **Pro   | *    |        |
| S. AVANS    | Engineer**\   | MA**\     | ject**\ | *Pro |        |
|             | N. OTTE       | A.        | \--     | ject |        |
|             |               | DANIELS   |         | MG   |        |
|             |               |           |         | R**\ |        |
|             |               |           |         | J.   |        |
|             |               |           |         | SME  |        |
|             |               |           |         | LSER |        |
+-------------+---------------+-----------+---------+------+--------+
| **PAC       | **PAC Review  | **MSFC    | **St    | *    |        |
| Assignee**\ | Complete**\   | Closure   | atus**\ | *F/A |        |
| T. WHITE    | TW            | Date**\   | C -     | C    |        |
|             |               | 0         | CLOSED  | ompl |        |
|             |               | 8/26/2002 |         | 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**\         |           |         |      |        |
| NC - PROB   | N057622       |           |         |      |        |
| RPT         |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **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** |               |           |         |      |        |
|             |               |           |         |      |        |
| 1\. LH2 AFT |               |           |         |      |        |
| DOME GORE   |               |           |         |      |        |
| PANELS      |               |           |         |      |        |
| 80914       |               |           |         |      |        |
| 980994-004, |               |           |         |      |        |
| S/N         |               |           |         |      |        |
| 00000008150 |               |           |         |      |        |
| AND         |               |           |         |      |        |
|             |               |           |         |      |        |
| 80914       |               |           |         |      |        |
| 980997-002, |               |           |         |      |        |
| S/N         |               |           |         |      |        |
| 0000007804  |               |           |         |      |        |
| WERE MARKED |               |           |         |      |        |
| WITH THE    |               |           |         |      |        |
| INCORRECT   |               |           |         |      |        |
| LOCKHEED    |               |           |         |      |        |
|             |               |           |         |      |        |
| MARTIN PART |               |           |         |      |        |
| NUMBER AND  |               |           |         |      |        |
| SERIAL      |               |           |         |      |        |
| NUMBER AT   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| SUPPLIER    |               |           |         |      |        |
| FACILITY    |               |           |         |      |        |
| (AHF        |               |           |         |      |        |
|             |               |           |         |      |        |
| DUCOMMUN).  |               |           |         |      |        |
|             |               |           |         |      |        |
| 2\. THE     |               |           |         |      |        |
| HAG-2       |               |           |         |      |        |
| (HYDROGEN   |               |           |         |      |        |
| AFT GORE    |               |           |         |      |        |
| WELD NUMBER |               |           |         |      |        |
| 2) AND      |               |           |         |      |        |
| (HAG-3)     |               |           |         |      |        |
| WELD LAND   |               |           |         |      |        |
|             |               |           |         |      |        |
| WIDTH       |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| AT THE      |               |           |         |      |        |
| 8091        |               |           |         |      |        |
| 4980955-020 |               |           |         |      |        |
| QUARTER     |               |           |         |      |        |
| PANEL       |               |           |         |      |        |
| ASSEMBLY    |               |           |         |      |        |
| LEVEL       |               |           |         |      |        |
|             |               |           |         |      |        |
| DID NOT     |               |           |         |      |        |
| REJECT      |               |           |         |      |        |
| NO          |               |           |         |      |        |
| NCONFORMING |               |           |         |      |        |
| GORE PANEL  |               |           |         |      |        |
| 80914       |               |           |         |      |        |
| 980994-004, |               |           |         |      |        |
| S/N         |               |           |         |      |        |
|             |               |           |         |      |        |
| 00000008150 |               |           |         |      |        |
| FOR MINIMUM |               |           |         |      |        |
| WELD LAND   |               |           |         |      |        |
| WIDTH       |               |           |         |      |        |
| VIOLATION.  |               |           |         |      |        |
| THE         |               |           |         |      |        |
| DISCREPANT  |               |           |         |      |        |
|             |               |           |         |      |        |
| PANEL WAS   |               |           |         |      |        |
| NOT         |               |           |         |      |        |
| DISCOVERED  |               |           |         |      |        |
| UNTIL THE   |               |           |         |      |        |
| HAG-4 AND   |               |           |         |      |        |
| HAG-10      |               |           |         |      |        |
| INSPECTIONS |               |           |         |      |        |
| ON THE      |               |           |         |      |        |
|             |               |           |         |      |        |
| COMPLETED   |               |           |         |      |        |
| DOME        |               |           |         |      |        |
| (809149     |               |           |         |      |        |
| 00900-509). |               |           |         |      |        |
|             |               |           |         |      |        |
| THIS CAP IS |               |           |         |      |        |
| CRITICALITY |               |           |         |      |        |
| 1 DUE TO    |               |           |         |      |        |
| THE         |               |           |         |      |        |
| POTENTIAL   |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| OVERSTRESS. |               |           |         |      |        |
|             |               |           |         |      |        |
| THIS IS A   |               |           |         |      |        |
| PROCESS     |               |           |         |      |        |
| ESCAPE.     |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| *           |               |           |         |      |        |
| *Contractor |               |           |         |      |        |
| Inve        |               |           |         |      |        |
| stigation/R |               |           |         |      |        |
| esolution** |               |           |         |      |        |
|             |               |           |         |      |        |
| 0           |               |           |         |      |        |
| 8/15/2002 - |               |           |         |      |        |
| CONTRACTOR  |               |           |         |      |        |
| SUBMITTED   |               |           |         |      |        |
| PROBLEM     |               |           |         |      |        |
| REPORT      |               |           |         |      |        |
| OPE         |               |           |         |      |        |
| NER/CLOSURE |               |           |         |      |        |
| REQUEST     |               |           |         |      |        |
|             |               |           |         |      |        |
| AS FOLLOWS: |               |           |         |      |        |
|             |               |           |         |      |        |
| PROBLEM     |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| 1\. LH2 AFT |               |           |         |      |        |
| DOME GORE   |               |           |         |      |        |
| PANELS      |               |           |         |      |        |
| 80914       |               |           |         |      |        |
| 980994-004, |               |           |         |      |        |
| S/N         |               |           |         |      |        |
| 00000008150 |               |           |         |      |        |
| AND         |               |           |         |      |        |
|             |               |           |         |      |        |
| 80914       |               |           |         |      |        |
| 980997-002, |               |           |         |      |        |
| S/N         |               |           |         |      |        |
| 0000007804  |               |           |         |      |        |
| WERE MARKED |               |           |         |      |        |
| WITH THE    |               |           |         |      |        |
| INCORRECT   |               |           |         |      |        |
| LOCKHEED    |               |           |         |      |        |
|             |               |           |         |      |        |
| MARTIN PART |               |           |         |      |        |
| NUMBER AND  |               |           |         |      |        |
| SERIAL      |               |           |         |      |        |
| NUMBER AT   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| SUPPLIER    |               |           |         |      |        |
| FACILITY    |               |           |         |      |        |
| (AHF        |               |           |         |      |        |
|             |               |           |         |      |        |
| DUCOMMUN).  |               |           |         |      |        |
|             |               |           |         |      |        |
| 2\. THE     |               |           |         |      |        |
| HAG-2       |               |           |         |      |        |
| (HYDROGEN   |               |           |         |      |        |
| AFT GORE    |               |           |         |      |        |
| WELD NUMBER |               |           |         |      |        |
| 2) AND      |               |           |         |      |        |
| (HAG-3)     |               |           |         |      |        |
| WELD LAND   |               |           |         |      |        |
|             |               |           |         |      |        |
| WIDTH       |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| AT THE      |               |           |         |      |        |
| 8091        |               |           |         |      |        |
| 4980955-020 |               |           |         |      |        |
| QUARTER     |               |           |         |      |        |
| PANEL       |               |           |         |      |        |
| ASSEMBLY    |               |           |         |      |        |
| LEVEL       |               |           |         |      |        |
|             |               |           |         |      |        |
| DID NOT     |               |           |         |      |        |
| REJECT      |               |           |         |      |        |
| NO          |               |           |         |      |        |
| NCONFORMING |               |           |         |      |        |
| GORE PANEL  |               |           |         |      |        |
| 80914       |               |           |         |      |        |
| 980994-004, |               |           |         |      |        |
| S/N         |               |           |         |      |        |
|             |               |           |         |      |        |
| 00000008150 |               |           |         |      |        |
| FOR MINIMUM |               |           |         |      |        |
| WELD LAND   |               |           |         |      |        |
| WIDTH       |               |           |         |      |        |
| VIOLATION.  |               |           |         |      |        |
| THE         |               |           |         |      |        |
| DISCREPANT  |               |           |         |      |        |
|             |               |           |         |      |        |
| PANEL WAS   |               |           |         |      |        |
| NOT         |               |           |         |      |        |
| DISCOVERED  |               |           |         |      |        |
| UNTIL THE   |               |           |         |      |        |
| HAG-4 AND   |               |           |         |      |        |
| HAG-10      |               |           |         |      |        |
| INSPECTIONS |               |           |         |      |        |
| ON THE      |               |           |         |      |        |
|             |               |           |         |      |        |
| COMPLETED   |               |           |         |      |        |
| DOME        |               |           |         |      |        |
| (809149     |               |           |         |      |        |
| 00900-509). |               |           |         |      |        |
|             |               |           |         |      |        |
| THIS CAPS   |               |           |         |      |        |
| IS          |               |           |         |      |        |
| CRITICALITY |               |           |         |      |        |
| 1 DUE TO    |               |           |         |      |        |
| THE         |               |           |         |      |        |
| POTENTIAL   |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| OVERSTRESS. |               |           |         |      |        |
|             |               |           |         |      |        |
| THIS IS A   |               |           |         |      |        |
| PROCESS     |               |           |         |      |        |
| ESCAPE.     |               |           |         |      |        |
|             |               |           |         |      |        |
| GENERAL     |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| THE LH2 AFT |               |           |         |      |        |
| DOME        |               |           |         |      |        |
| CONSISTS OF |               |           |         |      |        |
| 12 GORE     |               |           |         |      |        |
| PANELS OF   |               |           |         |      |        |
| VARYING     |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| AND         |               |           |         |      |        |
|             |               |           |         |      |        |
| CONF        |               |           |         |      |        |
| IGURATIONS, |               |           |         |      |        |
| DEPENDING   |               |           |         |      |        |
| ON THE      |               |           |         |      |        |
| LOCATION OF |               |           |         |      |        |
| THE PANEL   |               |           |         |      |        |
| ON THE DOME |               |           |         |      |        |
|             |               |           |         |      |        |
| ASSEMBLY.   |               |           |         |      |        |
| THE PANEL   |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| RANGES FROM |               |           |         |      |        |
| .076\" TO   |               |           |         |      |        |
| .200\".     |               |           |         |      |        |
| AD          |               |           |         |      |        |
| DITIONALLY, |               |           |         |      |        |
|             |               |           |         |      |        |
| ALL GORE    |               |           |         |      |        |
| PANELS HAVE |               |           |         |      |        |
| A WELD LAND |               |           |         |      |        |
| ALONG EACH  |               |           |         |      |        |
| OF ITS FOUR |               |           |         |      |        |
| SIDES. THE  |               |           |         |      |        |
| LAND        |               |           |         |      |        |
|             |               |           |         |      |        |
| WIDTH ON    |               |           |         |      |        |
| EACH SIDE   |               |           |         |      |        |
| USED TO     |               |           |         |      |        |
| FORM THE    |               |           |         |      |        |
| HAG WELDS   |               |           |         |      |        |
| VARIES      |               |           |         |      |        |
| BETWEEN     |               |           |         |      |        |
| PANELS      |               |           |         |      |        |
|             |               |           |         |      |        |
| FROM 1.62\" |               |           |         |      |        |
| TO 2.12\".  |               |           |         |      |        |
| THE WELD    |               |           |         |      |        |
| LAND GIVES  |               |           |         |      |        |
| THE PANEL   |               |           |         |      |        |
| STRENGTH,   |               |           |         |      |        |
| STABILITY   |               |           |         |      |        |
|             |               |           |         |      |        |
| AND IS      |               |           |         |      |        |
| TYPICALLY   |               |           |         |      |        |
| THICKER     |               |           |         |      |        |
| THAN THE    |               |           |         |      |        |
| REMAINING   |               |           |         |      |        |
| ACREAGE OF  |               |           |         |      |        |
| THE GORE    |               |           |         |      |        |
| PANEL.      |               |           |         |      |        |
|             |               |           |         |      |        |
| THIS        |               |           |         |      |        |
| INCREASED   |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| IS REQUIRED |               |           |         |      |        |
| FOR THE     |               |           |         |      |        |
| WELDING     |               |           |         |      |        |
| PROCESS.    |               |           |         |      |        |
|             |               |           |         |      |        |
| BACKGROUND  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-\-\-\-\-  |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 QUALITY   |               |           |         |      |        |
| CONTROL     |               |           |         |      |        |
| REPORTED    |               |           |         |      |        |
| THAT THE    |               |           |         |      |        |
| ET-129 LH2  |               |           |         |      |        |
| AFT DOME    |               |           |         |      |        |
| ASSEMBLY    |               |           |         |      |        |
|             |               |           |         |      |        |
| CONTAINED   |               |           |         |      |        |
| TWO GORE    |               |           |         |      |        |
| PANELS THAT |               |           |         |      |        |
| WERE        |               |           |         |      |        |
| MIS         |               |           |         |      |        |
| IDENTIFIED, |               |           |         |      |        |
| RESULTING   |               |           |         |      |        |
| IN A        |               |           |         |      |        |
|             |               |           |         |      |        |
| NO          |               |           |         |      |        |
| NCONFORMING |               |           |         |      |        |
| DOME        |               |           |         |      |        |
| CON         |               |           |         |      |        |
| FIGURATION. |               |           |         |      |        |
| NCD NUMBER  |               |           |         |      |        |
| N057622 WAS |               |           |         |      |        |
| GENERATED   |               |           |         |      |        |
|             |               |           |         |      |        |
| TO DOCUMENT |               |           |         |      |        |
| THE         |               |           |         |      |        |
| NONC        |               |           |         |      |        |
| ONFORMANCE. |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 QUALITY   |               |           |         |      |        |
| CONTROL WAS |               |           |         |      |        |
| INSPECTING  |               |           |         |      |        |
| THE HAG-4   |               |           |         |      |        |
| AND HAG-10  |               |           |         |      |        |
| WELD LANDS  |               |           |         |      |        |
|             |               |           |         |      |        |
| WHEN THE    |               |           |         |      |        |
| PROBLEM     |               |           |         |      |        |
| WITH THE    |               |           |         |      |        |
| HAG-2 AND   |               |           |         |      |        |
| HAG-3 WAS   |               |           |         |      |        |
| DISCOVERED. |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 BOTH GORE |               |           |         |      |        |
| PANELS WERE |               |           |         |      |        |
| V           |               |           |         |      |        |
| IBRO-MARKED |               |           |         |      |        |
| ON 9/25/01  |               |           |         |      |        |
| AT AHF      |               |           |         |      |        |
| DUCOMMUN    |               |           |         |      |        |
|             |               |           |         |      |        |
| BY THE SAME |               |           |         |      |        |
| TECHNICIAN. |               |           |         |      |        |
|             |               |           |         |      |        |
| \- THE      |               |           |         |      |        |
| TECHNICIAN  |               |           |         |      |        |
| THAT MARKED |               |           |         |      |        |
| THE PARTS   |               |           |         |      |        |
| WAS NOT THE |               |           |         |      |        |
| PRIMARY     |               |           |         |      |        |
|             |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| FOR MARKING |               |           |         |      |        |
| PARTS.      |               |           |         |      |        |
|             |               |           |         |      |        |
| \- THE      |               |           |         |      |        |
| TECHNICIAN  |               |           |         |      |        |
| IS NO       |               |           |         |      |        |
| LONGER      |               |           |         |      |        |
| EMPLOYED BY |               |           |         |      |        |
| AHF         |               |           |         |      |        |
| DUCOMMUN.   |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 AHF       |               |           |         |      |        |
| DUCOMMUN    |               |           |         |      |        |
| HAS         |               |           |         |      |        |
| SUPPLIED    |               |           |         |      |        |
| LO2 FORWARD |               |           |         |      |        |
| & AFT       |               |           |         |      |        |
| OGIVES, LO2 |               |           |         |      |        |
| DOME        |               |           |         |      |        |
|             |               |           |         |      |        |
| GORES AND   |               |           |         |      |        |
| LH2 FORWARD |               |           |         |      |        |
| AND AFT     |               |           |         |      |        |
| DOME GORES  |               |           |         |      |        |
| FOR THE     |               |           |         |      |        |
| DURATION OF |               |           |         |      |        |
| THE         |               |           |         |      |        |
|             |               |           |         |      |        |
| EXTERNAL    |               |           |         |      |        |
| TANK        |               |           |         |      |        |
| PROGRAM.    |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 FOR THE   |               |           |         |      |        |
| PURPOSE OF  |               |           |         |      |        |
| THIS        |               |           |         |      |        |
| INV         |               |           |         |      |        |
| ESTIGATION, |               |           |         |      |        |
| LO2 DOME    |               |           |         |      |        |
| GORE PANELS |               |           |         |      |        |
|             |               |           |         |      |        |
| WERE        |               |           |         |      |        |
| EXCLUDED    |               |           |         |      |        |
| DUE TO      |               |           |         |      |        |
| THEIR       |               |           |         |      |        |
| INTERCHA    |               |           |         |      |        |
| NGEABILITY. |               |           |         |      |        |
|             |               |           |         |      |        |
| TASK I.     |               |           |         |      |        |
| FAILURE     |               |           |         |      |        |
| IN          |               |           |         |      |        |
| VESTIGATION |               |           |         |      |        |
|             |               |           |         |      |        |
| \-\-\-\-    |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| A. REVIEW   |               |           |         |      |        |
| PROCESS     |               |           |         |      |        |
| FLOW TO     |               |           |         |      |        |
| DETERMINE   |               |           |         |      |        |
| WHERE THE   |               |           |         |      |        |
| ERROR       |               |           |         |      |        |
| OCCURRED.   |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| M.          |               |           |         |      |        |
| HE          |               |           |         |      |        |
| INSZ/3761 - |               |           |         |      |        |
| S.          |               |           |         |      |        |
| PARIKH/3760 |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/18/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSED:     |               |           |         |      |        |
| 6/18/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| REVIEW OF   |               |           |         |      |        |
| THE PROCESS |               |           |         |      |        |
| FLOW        |               |           |         |      |        |
| CONFIRMED   |               |           |         |      |        |
| THE MARKING |               |           |         |      |        |
| ERROR       |               |           |         |      |        |
| OCCURRED    |               |           |         |      |        |
|             |               |           |         |      |        |
| AT AHF      |               |           |         |      |        |
| DUCOMMUN.   |               |           |         |      |        |
|             |               |           |         |      |        |
| B. PROVIDE  |               |           |         |      |        |
| N           |               |           |         |      |        |
| OMENCLATURE |               |           |         |      |        |
| FOR ALL     |               |           |         |      |        |
| HARDWARE    |               |           |         |      |        |
| SUPPLIED BY |               |           |         |      |        |
| AHF.        |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| M.          |               |           |         |      |        |
| HE          |               |           |         |      |        |
| INSZ/3761 - |               |           |         |      |        |
| S.          |               |           |         |      |        |
| PARIKH/3760 |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/18/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSED:     |               |           |         |      |        |
| 6/18/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| AHF         |               |           |         |      |        |
| SUPPLIES    |               |           |         |      |        |
| THE         |               |           |         |      |        |
| FOLLOWING   |               |           |         |      |        |
| HARDWARE TO |               |           |         |      |        |
| MAF:        |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 LH2 & LO2 |               |           |         |      |        |
| INNER AND   |               |           |         |      |        |
| OUTER       |               |           |         |      |        |
| CHORDS      |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 LO2 DOME  |               |           |         |      |        |
| GORES       |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 LH2 FWD   |               |           |         |      |        |
| AND AFT     |               |           |         |      |        |
| DOME GORES  |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 LO2 FWD   |               |           |         |      |        |
| AND AFT     |               |           |         |      |        |
| OGIVES      |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 SPLASH    |               |           |         |      |        |
| PLATES      |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 I/T       |               |           |         |      |        |
| DOUBLERS    |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 I/T SKIN  |               |           |         |      |        |
| PANELS      |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 I/T       |               |           |         |      |        |
| CHORDS      |               |           |         |      |        |
|             |               |           |         |      |        |
| 0 SRB BEAM  |               |           |         |      |        |
| UPPER AND   |               |           |         |      |        |
| LOWER       |               |           |         |      |        |
| CHORDS      |               |           |         |      |        |
|             |               |           |         |      |        |
| C.          |               |           |         |      |        |
| DETERMINE   |               |           |         |      |        |
| WHEN THE    |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| RESPONSIBLE |               |           |         |      |        |
| FOR MIS-    |               |           |         |      |        |
|             |               |           |         |      |        |
| IDE         |               |           |         |      |        |
| NTIFICATION |               |           |         |      |        |
| OF THE GORE |               |           |         |      |        |
| PANELS      |               |           |         |      |        |
| STARTED TO  |               |           |         |      |        |
| WORK IN THE |               |           |         |      |        |
|             |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| AREA.       |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| M.          |               |           |         |      |        |
| HE          |               |           |         |      |        |
| INSZ/3761 - |               |           |         |      |        |
| S.          |               |           |         |      |        |
| PARIKH/3760 |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/18/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| COMPLETE:   |               |           |         |      |        |
| 6/18/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| THE         |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| RESPONSIBLE |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| MISIDE      |               |           |         |      |        |
| NTIFICATION |               |           |         |      |        |
| OF THE      |               |           |         |      |        |
| PARTS WAS   |               |           |         |      |        |
|             |               |           |         |      |        |
| HIRED AT    |               |           |         |      |        |
| AHF ON      |               |           |         |      |        |
| 11/7/88.    |               |           |         |      |        |
| AHF STATED  |               |           |         |      |        |
| THAT HE WAS |               |           |         |      |        |
| FAMILIAR    |               |           |         |      |        |
| WITH        |               |           |         |      |        |
| READING     |               |           |         |      |        |
|             |               |           |         |      |        |
| PRINTS AND  |               |           |         |      |        |
| MYLAR\'S.   |               |           |         |      |        |
| ON 2/15/99  |               |           |         |      |        |
| HE WAS      |               |           |         |      |        |
| TRANSFERRED |               |           |         |      |        |
| TO THE      |               |           |         |      |        |
| CALIBRATION |               |           |         |      |        |
|             |               |           |         |      |        |
| LAB AND     |               |           |         |      |        |
| RECEIVED A  |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| STAMP.      |               |           |         |      |        |
| AP          |               |           |         |      |        |
| PROXIMATELY |               |           |         |      |        |
| 2 MONTHS    |               |           |         |      |        |
| LATER THE   |               |           |         |      |        |
|             |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| WAS         |               |           |         |      |        |
| ASSIGNED TO |               |           |         |      |        |
| THE         |               |           |         |      |        |
| PRODUCTION  |               |           |         |      |        |
| AREA AS A   |               |           |         |      |        |
| TEMPORARY   |               |           |         |      |        |
|             |               |           |         |      |        |
| INSPECTOR.  |               |           |         |      |        |
| THE         |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| LEFT THE    |               |           |         |      |        |
| COMPANY     |               |           |         |      |        |
| VOLUNTARILY |               |           |         |      |        |
| ON          |               |           |         |      |        |
| 11/02/01.   |               |           |         |      |        |
|             |               |           |         |      |        |
| (REFERENCE  |               |           |         |      |        |
| E-MAIL FROM |               |           |         |      |        |
| DAN CAUSKY  |               |           |         |      |        |
| TO MARK     |               |           |         |      |        |
| HEINSZ      |               |           |         |      |        |
| DATED       |               |           |         |      |        |
| 6/18/02)    |               |           |         |      |        |
|             |               |           |         |      |        |
| D. PROVIDE  |               |           |         |      |        |
| PART        |               |           |         |      |        |
| NUMBERS OF  |               |           |         |      |        |
| GORES/OGIVE |               |           |         |      |        |
| PANELS      |               |           |         |      |        |
| DELIVERED   |               |           |         |      |        |
| BY AHF      |               |           |         |      |        |
|             |               |           |         |      |        |
| FROM 8/01   |               |           |         |      |        |
| THROUGH     |               |           |         |      |        |
| 10/01.      |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| M.          |               |           |         |      |        |
| HE          |               |           |         |      |        |
| INSZ/3761 - |               |           |         |      |        |
| S.          |               |           |         |      |        |
| PARIKH/3760 |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/18/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| COMPLETE:   |               |           |         |      |        |
| 6/18/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| THERE WERE  |               |           |         |      |        |
| 55 PANELS   |               |           |         |      |        |
| SHIPPED BY  |               |           |         |      |        |
| AHF TO MAF  |               |           |         |      |        |
| DURING THE  |               |           |         |      |        |
| 3-MONTH     |               |           |         |      |        |
| TIME        |               |           |         |      |        |
|             |               |           |         |      |        |
| FRAME FROM  |               |           |         |      |        |
| 8/01-10/01. |               |           |         |      |        |
|             |               |           |         |      |        |
| E. PROVIDE  |               |           |         |      |        |
| DETAILS ON  |               |           |         |      |        |
| WHICH AHF   |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| MARKED EACH |               |           |         |      |        |
| PART        |               |           |         |      |        |
|             |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| IN TASK I.D |               |           |         |      |        |
| ABOVE       |               |           |         |      |        |
| (PARTS      |               |           |         |      |        |
| SHIPPED     |               |           |         |      |        |
| 8/01        |               |           |         |      |        |
| THROUGH     |               |           |         |      |        |
| 10/01).     |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| M.          |               |           |         |      |        |
| HE          |               |           |         |      |        |
| INSZ/3761 - |               |           |         |      |        |
| S.          |               |           |         |      |        |
| PARIKH/3760 |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/21/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| COMPLETE:   |               |           |         |      |        |
| 6/21/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| PART        |               |           |         |      |        |
| MARKING     |               |           |         |      |        |
| PR          |               |           |         |      |        |
| ACTITIONERS |               |           |         |      |        |
| HAVE BEEN   |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| FOR THE 55  |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
|             |               |           |         |      |        |
| DELIVERED   |               |           |         |      |        |
| IN THIS     |               |           |         |      |        |
| 3-MONTH     |               |           |         |      |        |
| TIME FRAME. |               |           |         |      |        |
| THE         |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| RESPONSIBLE |               |           |         |      |        |
| FOR         |               |           |         |      |        |
|             |               |           |         |      |        |
| THE PART    |               |           |         |      |        |
| MARKING     |               |           |         |      |        |
| DISCREPANCY |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| 8 PANELS    |               |           |         |      |        |
| DURING THE  |               |           |         |      |        |
| THREE-MONTH |               |           |         |      |        |
|             |               |           |         |      |        |
| TIME FRAME  |               |           |         |      |        |
| FROM        |               |           |         |      |        |
| 8/01-10/01. |               |           |         |      |        |
| OF THESE 55 |               |           |         |      |        |
| PARTS, QC   |               |           |         |      |        |
| INSPECTED   |               |           |         |      |        |
| ALL OF THE  |               |           |         |      |        |
|             |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
| RELEASED    |               |           |         |      |        |
| (36 OF 55)  |               |           |         |      |        |
| FROM        |               |           |         |      |        |
| INVENTORY   |               |           |         |      |        |
| AND FOUND   |               |           |         |      |        |
| NO OTHER    |               |           |         |      |        |
|             |               |           |         |      |        |
| DIS         |               |           |         |      |        |
| CREPANCIES. |               |           |         |      |        |
| THE         |               |           |         |      |        |
| REMAINING   |               |           |         |      |        |
| 19 PARTS    |               |           |         |      |        |
| ARE IN      |               |           |         |      |        |
| INVENTORY.  |               |           |         |      |        |
| ALL OF THE  |               |           |         |      |        |
|             |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
| MARKED BY   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| RESPONSIBLE |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| MIS         |               |           |         |      |        |
| IDENTIFYING |               |           |         |      |        |
| THE 2       |               |           |         |      |        |
|             |               |           |         |      |        |
| PANELS WERE |               |           |         |      |        |
| INCLUDED IN |               |           |         |      |        |
| THE QC      |               |           |         |      |        |
| I           |               |           |         |      |        |
| NSPECTIONS. |               |           |         |      |        |
| REFERENCE   |               |           |         |      |        |
| QC          |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
|             |               |           |         |      |        |
| SPREADSHEET |               |           |         |      |        |
| DATED       |               |           |         |      |        |
| 6/21/02.    |               |           |         |      |        |
|             |               |           |         |      |        |
| F.          |               |           |         |      |        |
| DETERMINE   |               |           |         |      |        |
| VISUAL AND  |               |           |         |      |        |
| DIMENSIONAL |               |           |         |      |        |
| DIS         |               |           |         |      |        |
| TINGUISHING |               |           |         |      |        |
| CHAR        |               |           |         |      |        |
| ACTERISTICS |               |           |         |      |        |
|             |               |           |         |      |        |
| FOR LO2 AND |               |           |         |      |        |
| LH2 OGIVE   |               |           |         |      |        |
| PA          |               |           |         |      |        |
| NELS/GORES. |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| M.          |               |           |         |      |        |
| PENO/3741 - |               |           |         |      |        |
| D.          |               |           |         |      |        |
| WE          |               |           |         |      |        |
| STPHAL/3740 |               |           |         |      |        |
|             |               |           |         |      |        |
| J.          |               |           |         |      |        |
| SPRAY/3724  |               |           |         |      |        |
| D.          |               |           |         |      |        |
| OWENS/3720  |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/18/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSED:     |               |           |         |      |        |
| 6/18/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-\-        |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| RELIABILITY |               |           |         |      |        |
| ASSURANCE   |               |           |         |      |        |
| REVIEWED    |               |           |         |      |        |
| ALL GORE    |               |           |         |      |        |
| PANEL       |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| DRAWINGS    |               |           |         |      |        |
| AND         |               |           |         |      |        |
|             |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| THE VISUAL  |               |           |         |      |        |
| AND         |               |           |         |      |        |
| DIMENSIONAL |               |           |         |      |        |
| CHAR        |               |           |         |      |        |
| ACTERISTICS |               |           |         |      |        |
| UNIQUE TO   |               |           |         |      |        |
| EACH        |               |           |         |      |        |
|             |               |           |         |      |        |
| PANEL.      |               |           |         |      |        |
| THESE       |               |           |         |      |        |
| DIS         |               |           |         |      |        |
| CRIMINATING |               |           |         |      |        |
| FACTORS CAN |               |           |         |      |        |
| BE USED TO  |               |           |         |      |        |
| VERIFY GORE |               |           |         |      |        |
| PANEL       |               |           |         |      |        |
|             |               |           |         |      |        |
| CO          |               |           |         |      |        |
| NFIGURATION |               |           |         |      |        |
| BASED ON    |               |           |         |      |        |
| PART        |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| AND/OR      |               |           |         |      |        |
| VISUAL      |               |           |         |      |        |
| CHARA       |               |           |         |      |        |
| CTERISTICS, |               |           |         |      |        |
|             |               |           |         |      |        |
| I.E.        |               |           |         |      |        |
| PENETRATION |               |           |         |      |        |
| HOLES, WELD |               |           |         |      |        |
| LUG PADS,   |               |           |         |      |        |
| ETC.        |               |           |         |      |        |
|             |               |           |         |      |        |
| G.          |               |           |         |      |        |
| DETERMINE   |               |           |         |      |        |
| POSSIBLE    |               |           |         |      |        |
| SC          |               |           |         |      |        |
| REENS/GATES |               |           |         |      |        |
| IN THE      |               |           |         |      |        |
| BUILD       |               |           |         |      |        |
| PROCESS     |               |           |         |      |        |
| THAT        |               |           |         |      |        |
|             |               |           |         |      |        |
| WOULD HAVE  |               |           |         |      |        |
| DETECTED    |               |           |         |      |        |
| THE         |               |           |         |      |        |
| MISLOCATED  |               |           |         |      |        |
| GORE PANELS |               |           |         |      |        |
| ON ET-129.  |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| C.          |               |           |         |      |        |
| C           |               |           |         |      |        |
| ULVER/3743- |               |           |         |      |        |
| D.          |               |           |         |      |        |
| WE          |               |           |         |      |        |
| STPHAL/3740 |               |           |         |      |        |
|             |               |           |         |      |        |
| M.          |               |           |         |      |        |
| PENO/3741 - |               |           |         |      |        |
| D.          |               |           |         |      |        |
| WE          |               |           |         |      |        |
| STPHAL/3740 |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/25/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSED:     |               |           |         |      |        |
| 6/25/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| WELD LAND   |               |           |         |      |        |
| WIDTH       |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| IS          |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
| IN 7        |               |           |         |      |        |
| DIFFERENT   |               |           |         |      |        |
| PLANS (4    |               |           |         |      |        |
|             |               |           |         |      |        |
| QUARTERS, 2 |               |           |         |      |        |
| HALVES, 1   |               |           |         |      |        |
| WHOLE). THE |               |           |         |      |        |
| HAG-2 AND   |               |           |         |      |        |
| HAG-3 WELD  |               |           |         |      |        |
| LAND WIDTH  |               |           |         |      |        |
|             |               |           |         |      |        |
| INSPECTION, |               |           |         |      |        |
| QUARTER     |               |           |         |      |        |
| PANEL LEVEL |               |           |         |      |        |
| (GORE       |               |           |         |      |        |
| PANEL -     |               |           |         |      |        |
| 809149      |               |           |         |      |        |
| 80994-004), |               |           |         |      |        |
| SHOULD      |               |           |         |      |        |
|             |               |           |         |      |        |
| HAVE        |               |           |         |      |        |
| REJECTED    |               |           |         |      |        |
| THE GORE    |               |           |         |      |        |
| FOR MINIMUM |               |           |         |      |        |
| WELD LAND   |               |           |         |      |        |
| WIDTH       |               |           |         |      |        |
| VIOLATION.  |               |           |         |      |        |
| THE HAG-    |               |           |         |      |        |
|             |               |           |         |      |        |
| 7 AND HAG-8 |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| WAS NOT A   |               |           |         |      |        |
| SCREEN, AS  |               |           |         |      |        |
| THE WELD    |               |           |         |      |        |
| LAND        |               |           |         |      |        |
| (ASSOCIATED |               |           |         |      |        |
|             |               |           |         |      |        |
| WITH GORE   |               |           |         |      |        |
| PANEL       |               |           |         |      |        |
| 80914       |               |           |         |      |        |
| 980997-002) |               |           |         |      |        |
| WOULD HAVE  |               |           |         |      |        |
| MET THE     |               |           |         |      |        |
| MINIMUM     |               |           |         |      |        |
| DIMENSION.  |               |           |         |      |        |
|             |               |           |         |      |        |
| THE LH2 AFT |               |           |         |      |        |
| DOME        |               |           |         |      |        |
| INTERNAL    |               |           |         |      |        |
| HARNESS     |               |           |         |      |        |
| I           |               |           |         |      |        |
| NSTALLATION |               |           |         |      |        |
| (MPP        |               |           |         |      |        |
| 80934       |               |           |         |      |        |
| 003719-500) |               |           |         |      |        |
|             |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
| IN VAB CELL |               |           |         |      |        |
| E WOULD     |               |           |         |      |        |
| HAVE        |               |           |         |      |        |
| ADEQUATELY  |               |           |         |      |        |
| SCREENED    |               |           |         |      |        |
| ET-129      |               |           |         |      |        |
|             |               |           |         |      |        |
| MISLOCATED  |               |           |         |      |        |
| GORE PANELS |               |           |         |      |        |
| BY THE      |               |           |         |      |        |
| UTILIZATION |               |           |         |      |        |
| OF SHOP AID |               |           |         |      |        |
| TL10023299. |               |           |         |      |        |
|             |               |           |         |      |        |
| H. IDENTIFY |               |           |         |      |        |
| AND LOCATE  |               |           |         |      |        |
| ALL PARTS   |               |           |         |      |        |
| MARKED BY   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
|             |               |           |         |      |        |
| RESPONSIBLE |               |           |         |      |        |
| FOR THE     |               |           |         |      |        |
| MISIDE      |               |           |         |      |        |
| NTIFICATION |               |           |         |      |        |
| OF THE GORE |               |           |         |      |        |
| PANELS.     |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| M.          |               |           |         |      |        |
| PENO/3741 - |               |           |         |      |        |
| T.          |               |           |         |      |        |
| MC          |               |           |         |      |        |
| KEOUGH/3741 |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/26/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSED:     |               |           |         |      |        |
| 6/26/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| THE         |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| MARKED 42   |               |           |         |      |        |
| DOME GORES  |               |           |         |      |        |
| AND OGIVE   |               |           |         |      |        |
| PANELS      |               |           |         |      |        |
| DURING THE  |               |           |         |      |        |
|             |               |           |         |      |        |
| DURATION OF |               |           |         |      |        |
| HIS         |               |           |         |      |        |
| EMPLOYMENT  |               |           |         |      |        |
| AT AHF.     |               |           |         |      |        |
| SEVEN OF    |               |           |         |      |        |
| THESE PARTS |               |           |         |      |        |
| FLEW ON     |               |           |         |      |        |
| ET-112,     |               |           |         |      |        |
|             |               |           |         |      |        |
| ONE PART IS |               |           |         |      |        |
| ON ET-119   |               |           |         |      |        |
| AFT DOME,   |               |           |         |      |        |
| TWO ARE     |               |           |         |      |        |
| LOCATED ON  |               |           |         |      |        |
| ET-120 AFT  |               |           |         |      |        |
| DOME, ONE   |               |           |         |      |        |
|             |               |           |         |      |        |
| IS ON       |               |           |         |      |        |
| ET-122 AFT  |               |           |         |      |        |
| OGIVE, FOUR |               |           |         |      |        |
| ARE ON      |               |           |         |      |        |
| ET-123 AFT  |               |           |         |      |        |
| OGIVE, ONE  |               |           |         |      |        |
| IS ON       |               |           |         |      |        |
| ET-124      |               |           |         |      |        |
|             |               |           |         |      |        |
| AFT OGIVE,  |               |           |         |      |        |
| THREE ARE   |               |           |         |      |        |
| ON ET-126   |               |           |         |      |        |
| LOX DOME,   |               |           |         |      |        |
| ONE IS ON   |               |           |         |      |        |
| ET-127      |               |           |         |      |        |
| FORWARD     |               |           |         |      |        |
| DOME,       |               |           |         |      |        |
|             |               |           |         |      |        |
| ONE IS ON   |               |           |         |      |        |
| ET-128      |               |           |         |      |        |
| FORWARD     |               |           |         |      |        |
| DOME, ONE   |               |           |         |      |        |
| IS ON       |               |           |         |      |        |
| ET-128 AFT  |               |           |         |      |        |
| DOME, FIVE  |               |           |         |      |        |
| ARE ON      |               |           |         |      |        |
|             |               |           |         |      |        |
| ET-129 AFT  |               |           |         |      |        |
| DOME        |               |           |         |      |        |
| (INCLUDING  |               |           |         |      |        |
| THE 2       |               |           |         |      |        |
| DISCREPANT  |               |           |         |      |        |
| PANELS),    |               |           |         |      |        |
| AND 15      |               |           |         |      |        |
| PANELS ARE  |               |           |         |      |        |
|             |               |           |         |      |        |
| LOCATED IN  |               |           |         |      |        |
| INVENTORY   |               |           |         |      |        |
| STORES.     |               |           |         |      |        |
|             |               |           |         |      |        |
| I. PERFORM  |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| OF PARTS    |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| IN TASK     |               |           |         |      |        |
| I.H.        |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| J.          |               |           |         |      |        |
| S           |               |           |         |      |        |
| PRAY/3724 - |               |           |         |      |        |
| D.          |               |           |         |      |        |
| OWENS/3720  |               |           |         |      |        |
|             |               |           |         |      |        |
| M.          |               |           |         |      |        |
| HEINSZ/3761 |               |           |         |      |        |
| -S.         |               |           |         |      |        |
| PARIKH/3760 |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 06/28/2002  |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSED:     |               |           |         |      |        |
| 6/26/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| THE         |               |           |         |      |        |
| CO          |               |           |         |      |        |
| NFIGURATION |               |           |         |      |        |
| OF ALL 42   |               |           |         |      |        |
| PANELS      |               |           |         |      |        |
| MARKED BY   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| IN TASK     |               |           |         |      |        |
|             |               |           |         |      |        |
| I.H WERE    |               |           |         |      |        |
| VERIFIED AT |               |           |         |      |        |
| MAF BY      |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| CONTROL     |               |           |         |      |        |
| INSPECTIONS |               |           |         |      |        |
| (8 PARTS)   |               |           |         |      |        |
|             |               |           |         |      |        |
| AND/OR      |               |           |         |      |        |
| INITIAL     |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| BY LOCKHEED |               |           |         |      |        |
| MARTIN      |               |           |         |      |        |
| SOURCE      |               |           |         |      |        |
| INSPECTOR   |               |           |         |      |        |
| PRIOR       |               |           |         |      |        |
|             |               |           |         |      |        |
| TO DELIVERY |               |           |         |      |        |
| TO MAF (32  |               |           |         |      |        |
| PARTS). NO  |               |           |         |      |        |
| IDE         |               |           |         |      |        |
| NTIFICATION |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SCREPANCIES |               |           |         |      |        |
| WERE        |               |           |         |      |        |
|             |               |           |         |      |        |
| NOTED OTHER |               |           |         |      |        |
| THAN THE    |               |           |         |      |        |
| INITIAL TWO |               |           |         |      |        |
| DISCREPANT  |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
| DOCUMENTED  |               |           |         |      |        |
| ON NCD      |               |           |         |      |        |
|             |               |           |         |      |        |
| N057622.    |               |           |         |      |        |
| REFERENCE   |               |           |         |      |        |
| QC          |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| SPREADSHEET |               |           |         |      |        |
| (8 PARTS),  |               |           |         |      |        |
| AND E-MAIL  |               |           |         |      |        |
|             |               |           |         |      |        |
| FROM D.     |               |           |         |      |        |
| CAUSKY      |               |           |         |      |        |
| DATED       |               |           |         |      |        |
| 6/25/02.    |               |           |         |      |        |
|             |               |           |         |      |        |
| J. PERFORM  |               |           |         |      |        |
| A           |               |           |         |      |        |
| STATISTICAL |               |           |         |      |        |
| ANALYSIS TO |               |           |         |      |        |
| DETERMINE   |               |           |         |      |        |
| RELIABILITY |               |           |         |      |        |
|             |               |           |         |      |        |
| CONFIDENCE  |               |           |         |      |        |
| LEVEL.      |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| M.          |               |           |         |      |        |
| KE          |               |           |         |      |        |
| LLEY/4210 - |               |           |         |      |        |
| M.          |               |           |         |      |        |
| S           |               |           |         |      |        |
| IMPSON/4210 |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/28/02     |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSED:     |               |           |         |      |        |
| 6/28/02     |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-\-        |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| THROUGHOUT  |               |           |         |      |        |
| THE         |               |           |         |      |        |
| DURATION OF |               |           |         |      |        |
| THIS        |               |           |         |      |        |
| INV         |               |           |         |      |        |
| ESTIGATION, |               |           |         |      |        |
| THE         |               |           |         |      |        |
| AC          |               |           |         |      |        |
| CEPTABILITY |               |           |         |      |        |
| OF          |               |           |         |      |        |
|             |               |           |         |      |        |
| 2087 PARTS  |               |           |         |      |        |
| WAS         |               |           |         |      |        |
| VERIFIED.   |               |           |         |      |        |
| BASED ON    |               |           |         |      |        |
| 2085 OF     |               |           |         |      |        |
| 2087        |               |           |         |      |        |
| ACCEPTABLE  |               |           |         |      |        |
| PARTS, A    |               |           |         |      |        |
|             |               |           |         |      |        |
| D           |               |           |         |      |        |
| EMONSTRATED |               |           |         |      |        |
| RELIABILITY |               |           |         |      |        |
| OF .997,    |               |           |         |      |        |
| WITH A      |               |           |         |      |        |
| CONFIDENCE  |               |           |         |      |        |
| LEVEL OF    |               |           |         |      |        |
| .95 IS      |               |           |         |      |        |
|             |               |           |         |      |        |
| REALIZED.   |               |           |         |      |        |
| REFERENCE   |               |           |         |      |        |
| E-MAIL FROM |               |           |         |      |        |
| M. KELLEY   |               |           |         |      |        |
| DATED       |               |           |         |      |        |
| 6/25/02.    |               |           |         |      |        |
|             |               |           |         |      |        |
| K. TECH.    |               |           |         |      |        |
| OPS TO      |               |           |         |      |        |
| PERFORM     |               |           |         |      |        |
| ANALYSIS    |               |           |         |      |        |
| REGARDING   |               |           |         |      |        |
| INTERCH     |               |           |         |      |        |
| ANGEABILITY |               |           |         |      |        |
| OF          |               |           |         |      |        |
|             |               |           |         |      |        |
| ALL PARTS   |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| IN TASK I.B |               |           |         |      |        |
| STARTING    |               |           |         |      |        |
| WITH LH2    |               |           |         |      |        |
| GORE        |               |           |         |      |        |
|             |               |           |         |      |        |
| PANELS.     |               |           |         |      |        |
| ALSO        |               |           |         |      |        |
| PROVIDE     |               |           |         |      |        |
| RATIONALE   |               |           |         |      |        |
| TO SUPPORT  |               |           |         |      |        |
| ANY         |               |           |         |      |        |
| DIS         |               |           |         |      |        |
| CRIMINATING |               |           |         |      |        |
|             |               |           |         |      |        |
| ATTRIBUTES  |               |           |         |      |        |
| THAT WOULD  |               |           |         |      |        |
| CLEAR ANY   |               |           |         |      |        |
| OF THE      |               |           |         |      |        |
| HARDWARE    |               |           |         |      |        |
| LISTED.     |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| G.          |               |           |         |      |        |
| W           |               |           |         |      |        |
| ADGE/4420 - |               |           |         |      |        |
| E.          |               |           |         |      |        |
| SWEET/4400  |               |           |         |      |        |
|             |               |           |         |      |        |
| J.          |               |           |         |      |        |
| P           |               |           |         |      |        |
| ILET/4130 - |               |           |         |      |        |
| F.          |               |           |         |      |        |
| MANTO/4100  |               |           |         |      |        |
|             |               |           |         |      |        |
| J.          |               |           |         |      |        |
| MCALLI      |               |           |         |      |        |
| STER/4110 - |               |           |         |      |        |
| F.          |               |           |         |      |        |
| MANTO/4100  |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/28/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSED:     |               |           |         |      |        |
| 6/25/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-\-        |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| TECHNICAL   |               |           |         |      |        |
| OPERATIONS  |               |           |         |      |        |
| ASSESSMENT  |               |           |         |      |        |
| WAS         |               |           |         |      |        |
| PROVIDED    |               |           |         |      |        |
| THAT        |               |           |         |      |        |
| CONTAINED   |               |           |         |      |        |
| PHYSICAL    |               |           |         |      |        |
|             |               |           |         |      |        |
| AND         |               |           |         |      |        |
| DIMENSIONAL |               |           |         |      |        |
| DIS         |               |           |         |      |        |
| CRIMINATING |               |           |         |      |        |
| FACTORS FOR |               |           |         |      |        |
| EACH DOME   |               |           |         |      |        |
| AND OGIVE   |               |           |         |      |        |
| GORE        |               |           |         |      |        |
|             |               |           |         |      |        |
| PANEL. THIS |               |           |         |      |        |
| INFORMATION |               |           |         |      |        |
| WAS USED AS |               |           |         |      |        |
| A SCREEN    |               |           |         |      |        |
| FOR PANELS  |               |           |         |      |        |
| TO VERIFY   |               |           |         |      |        |
|             |               |           |         |      |        |
| AC          |               |           |         |      |        |
| CEPTABILITY |               |           |         |      |        |
| BASED ON    |               |           |         |      |        |
| CON         |               |           |         |      |        |
| FIGURATION. |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| EXAMPLE,    |               |           |         |      |        |
| TWO PANELS  |               |           |         |      |        |
| MARKED ON   |               |           |         |      |        |
|             |               |           |         |      |        |
| THE SAME    |               |           |         |      |        |
| DAY BY THE  |               |           |         |      |        |
| SAME        |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| ARE         |               |           |         |      |        |
| ACCEPTABLE  |               |           |         |      |        |
| IF THE PART |               |           |         |      |        |
|             |               |           |         |      |        |
| CON         |               |           |         |      |        |
| FIGURATIONS |               |           |         |      |        |
| ARE         |               |           |         |      |        |
| DIFFERENT   |               |           |         |      |        |
| AND THEY    |               |           |         |      |        |
| ARE NOT     |               |           |         |      |        |
| PHYSICALLY  |               |           |         |      |        |
|             |               |           |         |      |        |
| INTER       |               |           |         |      |        |
| CHANGEABLE. |               |           |         |      |        |
|             |               |           |         |      |        |
| L. AHF TO   |               |           |         |      |        |
| PROVIDE     |               |           |         |      |        |
| RATIONALE   |               |           |         |      |        |
| PERTAINING  |               |           |         |      |        |
| TO POSSIBLE |               |           |         |      |        |
| DIS         |               |           |         |      |        |
| CRIMINATING |               |           |         |      |        |
|             |               |           |         |      |        |
| ATTRIBUTES  |               |           |         |      |        |
| THAT WOULD  |               |           |         |      |        |
| EXONERATE   |               |           |         |      |        |
| ANY OF THE  |               |           |         |      |        |
| HARDWARE    |               |           |         |      |        |
| LISTED IN   |               |           |         |      |        |
|             |               |           |         |      |        |
| TASK I.B    |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| MISIDE      |               |           |         |      |        |
| NTIFICATION |               |           |         |      |        |
| OF PARTS.   |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| C.          |               |           |         |      |        |
| P           |               |           |         |      |        |
| EMBO/3761 - |               |           |         |      |        |
| S.          |               |           |         |      |        |
| PARIKH/3760 |               |           |         |      |        |
|             |               |           |         |      |        |
| J.          |               |           |         |      |        |
| B           |               |           |         |      |        |
| URKE/3830 - |               |           |         |      |        |
| M.          |               |           |         |      |        |
| COMBS/3830  |               |           |         |      |        |
|             |               |           |         |      |        |
| AHF         |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/27/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSED:     |               |           |         |      |        |
| 6/19/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| 1\. ALL     |               |           |         |      |        |
| HARDWARE    |               |           |         |      |        |
| SUPPLIED BY |               |           |         |      |        |
| AHF OTHER   |               |           |         |      |        |
| THAN DOME   |               |           |         |      |        |
| AND OGIVE   |               |           |         |      |        |
| GORE        |               |           |         |      |        |
|             |               |           |         |      |        |
| PANELS      |               |           |         |      |        |
| RECEIVED    |               |           |         |      |        |
| SECONDARY   |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| OF PART     |               |           |         |      |        |
| NUMBER AND  |               |           |         |      |        |
| SERIAL      |               |           |         |      |        |
|             |               |           |         |      |        |
| NUMBER      |               |           |         |      |        |
| MARKING.    |               |           |         |      |        |
| REFERENCE   |               |           |         |      |        |
| E-MAIL FROM |               |           |         |      |        |
| C. PEMBO    |               |           |         |      |        |
| DATED       |               |           |         |      |        |
| 6/27/02,    |               |           |         |      |        |
|             |               |           |         |      |        |
| CONTAINING  |               |           |         |      |        |
| ATTACHMENT  |               |           |         |      |        |
| TITLED      |               |           |         |      |        |
| \"AHF PART  |               |           |         |      |        |
| ID AND      |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| PRACTICES   |               |           |         |      |        |
|             |               |           |         |      |        |
| AS          |               |           |         |      |        |
| EXPLAINED   |               |           |         |      |        |
| BY DAN      |               |           |         |      |        |
| CAUSKY      |               |           |         |      |        |
| 6/26/02.    |               |           |         |      |        |
|             |               |           |         |      |        |
| 2\. AHF HAS |               |           |         |      |        |
| PROVIDED A  |               |           |         |      |        |
| LETTER FROM |               |           |         |      |        |
| THE         |               |           |         |      |        |
| DIRECTOR OF |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| ASSURANCE   |               |           |         |      |        |
|             |               |           |         |      |        |
| CERTIFYING  |               |           |         |      |        |
| THE         |               |           |         |      |        |
| AC          |               |           |         |      |        |
| CEPTABILITY |               |           |         |      |        |
| OF PARTS    |               |           |         |      |        |
| MARKED BY   |               |           |         |      |        |
| OTHER       |               |           |         |      |        |
| PR          |               |           |         |      |        |
| ACTITIONERS |               |           |         |      |        |
|             |               |           |         |      |        |
| BASED ON    |               |           |         |      |        |
| INTERVIEWS  |               |           |         |      |        |
| CONCERNING  |               |           |         |      |        |
| MARKING AND |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| TECHNIQUES. |               |           |         |      |        |
|             |               |           |         |      |        |
| REFERENCE   |               |           |         |      |        |
| LETTER FROM |               |           |         |      |        |
| PAUL WRIGHT |               |           |         |      |        |
| TO DAN      |               |           |         |      |        |
| CAUSKY      |               |           |         |      |        |
| DATED       |               |           |         |      |        |
| 7/9/02.     |               |           |         |      |        |
|             |               |           |         |      |        |
| M. AHF TO   |               |           |         |      |        |
| PROVIDE A   |               |           |         |      |        |
| LISTING OF  |               |           |         |      |        |
| ALL PANELS  |               |           |         |      |        |
| INSPECTED   |               |           |         |      |        |
| AT THEIR    |               |           |         |      |        |
| FACILITY    |               |           |         |      |        |
|             |               |           |         |      |        |
| AS A RESULT |               |           |         |      |        |
| OF THIS     |               |           |         |      |        |
| INV         |               |           |         |      |        |
| ESTIGATION. |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| C.          |               |           |         |      |        |
| P           |               |           |         |      |        |
| EMBO/3761 - |               |           |         |      |        |
| S.          |               |           |         |      |        |
| PARIKH/3760 |               |           |         |      |        |
|             |               |           |         |      |        |
| J.          |               |           |         |      |        |
| B           |               |           |         |      |        |
| URKE/3830 - |               |           |         |      |        |
| M.          |               |           |         |      |        |
| COMBS/3830  |               |           |         |      |        |
|             |               |           |         |      |        |
| AHF         |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/25/02     |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSED:     |               |           |         |      |        |
| 6/25/02     |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| ALL         |               |           |         |      |        |
| IN-PROCESS  |               |           |         |      |        |
| GORE PANELS |               |           |         |      |        |
| AT AHF HAVE |               |           |         |      |        |
| BEEN        |               |           |         |      |        |
| INSPECTED   |               |           |         |      |        |
| AND ARE     |               |           |         |      |        |
|             |               |           |         |      |        |
| ACCEPTABLE. |               |           |         |      |        |
| REFERENCE   |               |           |         |      |        |
| E-MAIL      |               |           |         |      |        |
| COR         |               |           |         |      |        |
| RESPONDENCE |               |           |         |      |        |
| FROM DAN    |               |           |         |      |        |
| CAUSKY TO   |               |           |         |      |        |
| CHRIS       |               |           |         |      |        |
|             |               |           |         |      |        |
| PEMBO DATED |               |           |         |      |        |
| 6/25/02.    |               |           |         |      |        |
|             |               |           |         |      |        |
| N.          |               |           |         |      |        |
| DETERMINE   |               |           |         |      |        |
| IF ANY      |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
| INSTALLED   |               |           |         |      |        |
| ON ET-93 &  |               |           |         |      |        |
| ET-115 WERE |               |           |         |      |        |
| MARKED      |               |           |         |      |        |
|             |               |           |         |      |        |
| AT THE SAME |               |           |         |      |        |
| TI          |               |           |         |      |        |
| ME/LOCATION |               |           |         |      |        |
| AS LIKE     |               |           |         |      |        |
| PARTS IN    |               |           |         |      |        |
| THE BUILD   |               |           |         |      |        |
| PROCESS AT  |               |           |         |      |        |
|             |               |           |         |      |        |
| AHF.        |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| C.          |               |           |         |      |        |
| P           |               |           |         |      |        |
| EMBO/4210 - |               |           |         |      |        |
| S.          |               |           |         |      |        |
| PARIKH/3760 |               |           |         |      |        |
|             |               |           |         |      |        |
| J.          |               |           |         |      |        |
| B           |               |           |         |      |        |
| URKE/3830 - |               |           |         |      |        |
| M.          |               |           |         |      |        |
| COMBS/3830  |               |           |         |      |        |
|             |               |           |         |      |        |
| AHF         |               |           |         |      |        |
|             |               |           |         |      |        |
| ECD:        |               |           |         |      |        |
| 6/27/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSED:     |               |           |         |      |        |
| 6/27/2002   |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| THE PART    |               |           |         |      |        |
| NUMBER      |               |           |         |      |        |
| IDE         |               |           |         |      |        |
| NTIFICATION |               |           |         |      |        |
| DATES FOR   |               |           |         |      |        |
| THE PARTS   |               |           |         |      |        |
| INSTALLED   |               |           |         |      |        |
| ON ET-93    |               |           |         |      |        |
|             |               |           |         |      |        |
| AND ET-115  |               |           |         |      |        |
| WERE        |               |           |         |      |        |
| PROVIDED.   |               |           |         |      |        |
| THESE DATES |               |           |         |      |        |
| WERE USED   |               |           |         |      |        |
| TO PROVIDE  |               |           |         |      |        |
| CLEARANCE   |               |           |         |      |        |
| OF          |               |           |         |      |        |
|             |               |           |         |      |        |
| FLIGHT      |               |           |         |      |        |
| HARDWARE    |               |           |         |      |        |
| BASED ON    |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SSIMILARITY |               |           |         |      |        |
| OF THE      |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
| MARKED ON A |               |           |         |      |        |
|             |               |           |         |      |        |
| SPECIFIC    |               |           |         |      |        |
| DAY BY A    |               |           |         |      |        |
| SINGLE      |               |           |         |      |        |
| PR          |               |           |         |      |        |
| ACTITIONER. |               |           |         |      |        |
| DISSIMILAR  |               |           |         |      |        |
| PARTS COULD |               |           |         |      |        |
| NOT HAVE    |               |           |         |      |        |
|             |               |           |         |      |        |
| BEEN        |               |           |         |      |        |
| MISMARKED   |               |           |         |      |        |
| AS A RESULT |               |           |         |      |        |
| OF SWAPPED  |               |           |         |      |        |
| WORK        |               |           |         |      |        |
| FOLDERS. 21 |               |           |         |      |        |
| OF 44       |               |           |         |      |        |
| PANELS ON   |               |           |         |      |        |
|             |               |           |         |      |        |
| ET-93 WERE  |               |           |         |      |        |
| CLEARED     |               |           |         |      |        |
| WITH THIS   |               |           |         |      |        |
| SCREEN.     |               |           |         |      |        |
| PART        |               |           |         |      |        |
| IDE         |               |           |         |      |        |
| NTIFICATION |               |           |         |      |        |
| DATES WERE  |               |           |         |      |        |
| NOT         |               |           |         |      |        |
|             |               |           |         |      |        |
| OBTAINED    |               |           |         |      |        |
| FOR ET-115  |               |           |         |      |        |
| GORE PANELS |               |           |         |      |        |
| AS IT WAS   |               |           |         |      |        |
| DETERMINED  |               |           |         |      |        |
| THAT THEY   |               |           |         |      |        |
| ARE         |               |           |         |      |        |
|             |               |           |         |      |        |
| CLEARED BY  |               |           |         |      |        |
| SECONDARY   |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| OF PART     |               |           |         |      |        |
| MARKING BY  |               |           |         |      |        |
| THE         |               |           |         |      |        |
| LOCKHEED    |               |           |         |      |        |
|             |               |           |         |      |        |
| MARTIN      |               |           |         |      |        |
| FIELD       |               |           |         |      |        |
| REPR        |               |           |         |      |        |
| ESENTATIVE. |               |           |         |      |        |
|             |               |           |         |      |        |
| TASK CLOSED |               |           |         |      |        |
|             |               |           |         |      |        |
| \-\-\-\-\-  |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| CAUSE       |               |           |         |      |        |
|             |               |           |         |      |        |
| \-\-\-\--   |               |           |         |      |        |
|             |               |           |         |      |        |
| PROBLEM 1:  |               |           |         |      |        |
| INADEQUATE  |               |           |         |      |        |
| PROCESS     |               |           |         |      |        |
| CONTRO      |               |           |         |      |        |
| LS/EMPLOYEE |               |           |         |      |        |
| ERROR       |               |           |         |      |        |
|             |               |           |         |      |        |
| PROBLEM 2:  |               |           |         |      |        |
| EMPLOYEE    |               |           |         |      |        |
| ERROR/LACK  |               |           |         |      |        |
| OF          |               |           |         |      |        |
| ATTENTION   |               |           |         |      |        |
| TO DETAIL   |               |           |         |      |        |
|             |               |           |         |      |        |
| TASK II.    |               |           |         |      |        |
| CORRECTIVE  |               |           |         |      |        |
| ACTION -    |               |           |         |      |        |
| PROBLEM #1  |               |           |         |      |        |
|             |               |           |         |      |        |
| A. AHF      |               |           |         |      |        |
| INTERIM     |               |           |         |      |        |
| CORRECTION: |               |           |         |      |        |
| (REFERENCE  |               |           |         |      |        |
| SCAR        |               |           |         |      |        |
| 02-041)     |               |           |         |      |        |
|             |               |           |         |      |        |
| 1\. ALL     |               |           |         |      |        |
| WORK IN     |               |           |         |      |        |
| PROCESS AT  |               |           |         |      |        |
| THE         |               |           |         |      |        |
| DUCOMMUN    |               |           |         |      |        |
| AER         |               |           |         |      |        |
| OSTRUCTURES |               |           |         |      |        |
| AHFD,       |               |           |         |      |        |
|             |               |           |         |      |        |
| AEROCHEM    |               |           |         |      |        |
| ORANGE AND  |               |           |         |      |        |
| EL MIRAGE   |               |           |         |      |        |
| FACILITIES  |               |           |         |      |        |
| WAS         |               |           |         |      |        |
| VALIDATED   |               |           |         |      |        |
| TO          |               |           |         |      |        |
|             |               |           |         |      |        |
| ENSURE NO   |               |           |         |      |        |
| OTHER       |               |           |         |      |        |
| DEFECTS OF  |               |           |         |      |        |
| THIS NATURE |               |           |         |      |        |
| WERE        |               |           |         |      |        |
| PRESENT. NO |               |           |         |      |        |
| OTHER       |               |           |         |      |        |
|             |               |           |         |      |        |
| PROBLEMS    |               |           |         |      |        |
| WERE NOTED. |               |           |         |      |        |
|             |               |           |         |      |        |
| 2\. QUALITY |               |           |         |      |        |
| ALERT \#    |               |           |         |      |        |
| 002702      |               |           |         |      |        |
| ISSUED AT   |               |           |         |      |        |
| AHF TO      |               |           |         |      |        |
| ADDRESS     |               |           |         |      |        |
| RECOMMENDED |               |           |         |      |        |
|             |               |           |         |      |        |
| PRACTICE    |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| MARKING/V   |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| OF LOCKHEED |               |           |         |      |        |
| MARTIN      |               |           |         |      |        |
| HARDWARE.   |               |           |         |      |        |
|             |               |           |         |      |        |
| 3\. 100%    |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| BY LM       |               |           |         |      |        |
| SOURCE      |               |           |         |      |        |
| REPR        |               |           |         |      |        |
| ESENTATIVE. |               |           |         |      |        |
|             |               |           |         |      |        |
| B. AHF LONG |               |           |         |      |        |
| TERM        |               |           |         |      |        |
| (REFERENCE  |               |           |         |      |        |
| SCAR        |               |           |         |      |        |
| 02-041)     |               |           |         |      |        |
|             |               |           |         |      |        |
| 1\. REVISED |               |           |         |      |        |
| AHF         |               |           |         |      |        |
| PLANNING TO |               |           |         |      |        |
| REQUIRE     |               |           |         |      |        |
| THAT        |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| VERIFY PART |               |           |         |      |        |
|             |               |           |         |      |        |
| NUMBER ON   |               |           |         |      |        |
| TOOLING     |               |           |         |      |        |
| TAB, PART   |               |           |         |      |        |
| AND WORK    |               |           |         |      |        |
| FOLDER      |               |           |         |      |        |
| PRIOR TO    |               |           |         |      |        |
| FINAL       |               |           |         |      |        |
|             |               |           |         |      |        |
| PART        |               |           |         |      |        |
| MARKING.    |               |           |         |      |        |
|             |               |           |         |      |        |
| 2\. REVISED |               |           |         |      |        |
| AHF         |               |           |         |      |        |
| PLANNING TO |               |           |         |      |        |
| ADD A       |               |           |         |      |        |
| CO          |               |           |         |      |        |
| NFIGURATION |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| STEP        |               |           |         |      |        |
|             |               |           |         |      |        |
| CONTAINING  |               |           |         |      |        |
| I           |               |           |         |      |        |
| NSTRUCTIONS |               |           |         |      |        |
| TO RANDOMLY |               |           |         |      |        |
| VERIFY      |               |           |         |      |        |
| CHEM. MILL  |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
|             |               |           |         |      |        |
| TO VALIDATE |               |           |         |      |        |
| HARDWARE    |               |           |         |      |        |
| CO          |               |           |         |      |        |
| NFIGURATION |               |           |         |      |        |
| PRIOR TO    |               |           |         |      |        |
| PART        |               |           |         |      |        |
| MARKING.    |               |           |         |      |        |
|             |               |           |         |      |        |
| 3\. A       |               |           |         |      |        |
| SECOND      |               |           |         |      |        |
| HARDWARE    |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| STEP HAS    |               |           |         |      |        |
| BEEN ADDED  |               |           |         |      |        |
| AFTER PART  |               |           |         |      |        |
|             |               |           |         |      |        |
| MARKING     |               |           |         |      |        |
| OPERATIONS, |               |           |         |      |        |
| WHICH IS TO |               |           |         |      |        |
| BE          |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
| BY A SECOND |               |           |         |      |        |
|             |               |           |         |      |        |
| INDEPENDENT |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| INSPECTOR.  |               |           |         |      |        |
|             |               |           |         |      |        |
| 4\. REVISED |               |           |         |      |        |
| AEROCHEM    |               |           |         |      |        |
| BUILD PAPER |               |           |         |      |        |
| TO VERIFY   |               |           |         |      |        |
| PART NUMBER |               |           |         |      |        |
| ON TOOLING  |               |           |         |      |        |
|             |               |           |         |      |        |
| TAB, PART   |               |           |         |      |        |
| AND WORK    |               |           |         |      |        |
| FOLDER WHEN |               |           |         |      |        |
| RECEIVED    |               |           |         |      |        |
| FOR FINAL   |               |           |         |      |        |
| CLEANING.   |               |           |         |      |        |
|             |               |           |         |      |        |
| C. MAF      |               |           |         |      |        |
| PROCUREMENT |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
|             |               |           |         |      |        |
| ALL ET      |               |           |         |      |        |
| HARDWARE    |               |           |         |      |        |
| SUB         |               |           |         |      |        |
| CONTRACTORS |               |           |         |      |        |
| HAVE BEEN   |               |           |         |      |        |
| DIRECTED TO |               |           |         |      |        |
| IMPLEMENT,  |               |           |         |      |        |
| BY          |               |           |         |      |        |
|             |               |           |         |      |        |
| OCTOBER 1,  |               |           |         |      |        |
| 2002, THE   |               |           |         |      |        |
| FOLLOWING   |               |           |         |      |        |
| RE          |               |           |         |      |        |
| QUIREMENTS: |               |           |         |      |        |
|             |               |           |         |      |        |
| 1\. PROVIDE |               |           |         |      |        |
| SPECIFIC    |               |           |         |      |        |
| I           |               |           |         |      |        |
| NSTRUCTIONS |               |           |         |      |        |
| IN          |               |           |         |      |        |
| MA          |               |           |         |      |        |
| NUFACTURING |               |           |         |      |        |
| PLANNING    |               |           |         |      |        |
|             |               |           |         |      |        |
| DOCUMENTS   |               |           |         |      |        |
| AT MARKING  |               |           |         |      |        |
| OPERATIONS  |               |           |         |      |        |
| SUCH AS:    |               |           |         |      |        |
|             |               |           |         |      |        |
| A. THE PART |               |           |         |      |        |
| NUMBER TO   |               |           |         |      |        |
| BE MARKED   |               |           |         |      |        |
| ON THE      |               |           |         |      |        |
| PART.       |               |           |         |      |        |
|             |               |           |         |      |        |
| B. DESCRIBE |               |           |         |      |        |
| SPECIAL     |               |           |         |      |        |
| MARKING     |               |           |         |      |        |
| STEPS AS    |               |           |         |      |        |
| ACTUALLY    |               |           |         |      |        |
| PERFORMED.  |               |           |         |      |        |
|             |               |           |         |      |        |
| 2\. INCLUDE |               |           |         |      |        |
| AN          |               |           |         |      |        |
| INDEPENDENT |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| OF MARKED   |               |           |         |      |        |
| PART        |               |           |         |      |        |
| NUMBERS     |               |           |         |      |        |
|             |               |           |         |      |        |
| (MAY BE     |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
| BY EITHER   |               |           |         |      |        |
| SHOP OR QC  |               |           |         |      |        |
| PERSONNEL). |               |           |         |      |        |
|             |               |           |         |      |        |
| A. RECORD   |               |           |         |      |        |
| AS-MARKED   |               |           |         |      |        |
| PART        |               |           |         |      |        |
| NUMBERS IN  |               |           |         |      |        |
| TRAVELERS.  |               |           |         |      |        |
|             |               |           |         |      |        |
| B. PERFORM  |               |           |         |      |        |
| CO          |               |           |         |      |        |
| NFIGURATION |               |           |         |      |        |
| CHECK VIA   |               |           |         |      |        |
| UNIQUE      |               |           |         |      |        |
| FEATURE     |               |           |         |      |        |
|             |               |           |         |      |        |
| VE          |               |           |         |      |        |
| RIFICATION. |               |           |         |      |        |
| RECORD THE  |               |           |         |      |        |
| FEATURE(S)  |               |           |         |      |        |
| USED TO     |               |           |         |      |        |
| VERIFY PART |               |           |         |      |        |
|             |               |           |         |      |        |
| CO          |               |           |         |      |        |
| NFIGURATION |               |           |         |      |        |
| ON THE      |               |           |         |      |        |
| TRAVELER AT |               |           |         |      |        |
| THE         |               |           |         |      |        |
| IDE         |               |           |         |      |        |
| NTIFICATION |               |           |         |      |        |
| MARKING     |               |           |         |      |        |
|             |               |           |         |      |        |
| OPERATION.  |               |           |         |      |        |
|             |               |           |         |      |        |
| NOTE: IN    |               |           |         |      |        |
| THE         |               |           |         |      |        |
| INTERIM,    |               |           |         |      |        |
| ALL LMSSC   |               |           |         |      |        |
| MICHOUD     |               |           |         |      |        |
| OPERATIONS  |               |           |         |      |        |
| PROCUREMENT |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
|             |               |           |         |      |        |
| CONTROL     |               |           |         |      |        |
| FIELD       |               |           |         |      |        |
| REPR        |               |           |         |      |        |
| ESENTATIVES |               |           |         |      |        |
| WILL VERIFY |               |           |         |      |        |
| PART        |               |           |         |      |        |
| MARKING     |               |           |         |      |        |
| USING THESE |               |           |         |      |        |
|             |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
| ON 100% OF  |               |           |         |      |        |
| HARDWARE    |               |           |         |      |        |
| PRIOR TO    |               |           |         |      |        |
| FINAL       |               |           |         |      |        |
| ACCEPTANCE. |               |           |         |      |        |
| (REFERENCE  |               |           |         |      |        |
|             |               |           |         |      |        |
| MEMO TO M.  |               |           |         |      |        |
| COMBS FROM  |               |           |         |      |        |
| CHRIS PEMBO |               |           |         |      |        |
| DATED       |               |           |         |      |        |
| 7/29/02)    |               |           |         |      |        |
|             |               |           |         |      |        |
| CORRECTIVE  |               |           |         |      |        |
| ACTION -    |               |           |         |      |        |
| PROBLEM #2  |               |           |         |      |        |
| (MAF)       |               |           |         |      |        |
|             |               |           |         |      |        |
| \-\-\-\     |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| CONTROL HAS |               |           |         |      |        |
| ADDRESSED   |               |           |         |      |        |
| THE QUALITY |               |           |         |      |        |
| ESCAPE BY   |               |           |         |      |        |
| ISSUING     |               |           |         |      |        |
| \"MAF       |               |           |         |      |        |
| LESSON      |               |           |         |      |        |
|             |               |           |         |      |        |
| HUDDLE      |               |           |         |      |        |
| GUIDE - C\" |               |           |         |      |        |
| THAT        |               |           |         |      |        |
| ADDRESSES   |               |           |         |      |        |
| \"WELD LAND |               |           |         |      |        |
| DIMENSIONAL |               |           |         |      |        |
| VERI        |               |           |         |      |        |
| FICATION\". |               |           |         |      |        |
|             |               |           |         |      |        |
| A HUDDLE    |               |           |         |      |        |
| WAS HELD TO |               |           |         |      |        |
| DISCUSS THE |               |           |         |      |        |
| NEED FOR    |               |           |         |      |        |
| VERIFYING   |               |           |         |      |        |
| WELD LAND   |               |           |         |      |        |
| WIDTHS      |               |           |         |      |        |
|             |               |           |         |      |        |
| WITH THE    |               |           |         |      |        |
| APPROPRIATE |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| DRAWING IN  |               |           |         |      |        |
| HAND. ALSO  |               |           |         |      |        |
| STRESSED    |               |           |         |      |        |
| WAS THE     |               |           |         |      |        |
|             |               |           |         |      |        |
| POINT THAT  |               |           |         |      |        |
| ALL WORK    |               |           |         |      |        |
| SHALL BE    |               |           |         |      |        |
| WARRANTED   |               |           |         |      |        |
| BY          |               |           |         |      |        |
| INSPECTOR   |               |           |         |      |        |
| STAMP.      |               |           |         |      |        |
|             |               |           |         |      |        |
| TASK CLOSED |               |           |         |      |        |
|             |               |           |         |      |        |
| \           |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| TASK III.   |               |           |         |      |        |
| CLEARANCE   |               |           |         |      |        |
| OF          |               |           |         |      |        |
| EF          |               |           |         |      |        |
| FECTIVITIES |               |           |         |      |        |
|             |               |           |         |      |        |
| THIS IS AN  |               |           |         |      |        |
| ISOLATED    |               |           |         |      |        |
| CASE. THE   |               |           |         |      |        |
| BASIS IS AS |               |           |         |      |        |
| FOLLOWS: IN |               |           |         |      |        |
| THE TIME    |               |           |         |      |        |
| FRAME OF    |               |           |         |      |        |
|             |               |           |         |      |        |
| 1996 -      |               |           |         |      |        |
| 2000, AN    |               |           |         |      |        |
| INDEPENDENT |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| OF PART     |               |           |         |      |        |
| NUMBER WAS  |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
|             |               |           |         |      |        |
| BY A        |               |           |         |      |        |
| LOCKHEED    |               |           |         |      |        |
| MARTIN      |               |           |         |      |        |
| FIELD       |               |           |         |      |        |
| REPR        |               |           |         |      |        |
| ESENTATIVE. |               |           |         |      |        |
| THIS        |               |           |         |      |        |
| REP         |               |           |         |      |        |
| RESENTATIVE |               |           |         |      |        |
|             |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| OF LOCKHEED |               |           |         |      |        |
| MARTIN PART |               |           |         |      |        |
| NUMBER AND  |               |           |         |      |        |
| SERIAL      |               |           |         |      |        |
| NUMBER      |               |           |         |      |        |
|             |               |           |         |      |        |
| AGAINST     |               |           |         |      |        |
| WORK ORDER  |               |           |         |      |        |
| AND TOOL    |               |           |         |      |        |
| TAB         |               |           |         |      |        |
| IDEN        |               |           |         |      |        |
| TIFICATION. |               |           |         |      |        |
| DURING THIS |               |           |         |      |        |
| TIME, ALL   |               |           |         |      |        |
|             |               |           |         |      |        |
| PARTS WERE  |               |           |         |      |        |
| SHIPPED TO  |               |           |         |      |        |
| MAF         |               |           |         |      |        |
| DIRECTLY    |               |           |         |      |        |
| FROM AHF.   |               |           |         |      |        |
| CLEANING    |               |           |         |      |        |
| OPERATIONS  |               |           |         |      |        |
| WERE        |               |           |         |      |        |
|             |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
| AT AHF VS.  |               |           |         |      |        |
| AEROCHEM,   |               |           |         |      |        |
| EL MIRAGE   |               |           |         |      |        |
| (CURRENT    |               |           |         |      |        |
| P           |               |           |         |      |        |
| RODUCTION). |               |           |         |      |        |
| 100%        |               |           |         |      |        |
|             |               |           |         |      |        |
| PART        |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| WAS         |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
| AS OPPOSED  |               |           |         |      |        |
| TO CURRENT  |               |           |         |      |        |
| S           |               |           |         |      |        |
| URVEILLANCE |               |           |         |      |        |
|             |               |           |         |      |        |
| INSPECTION. |               |           |         |      |        |
| (REFERENCE  |               |           |         |      |        |
| E-MAIL FROM |               |           |         |      |        |
| M. HEINSZ   |               |           |         |      |        |
| DATED       |               |           |         |      |        |
| 7/2/02 WITH |               |           |         |      |        |
|             |               |           |         |      |        |
| ATTACHMENT  |               |           |         |      |        |
| TITLED      |               |           |         |      |        |
| \"PQCFR     |               |           |         |      |        |
| GORE/OGIVE  |               |           |         |      |        |
| S           |               |           |         |      |        |
| URVEILLANCE |               |           |         |      |        |
| AT AHF\")   |               |           |         |      |        |
| INDEPENDENT |               |           |         |      |        |
|             |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| PROVIDES    |               |           |         |      |        |
| CONFIDENCE  |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| HARDWARE    |               |           |         |      |        |
| PRODUCED    |               |           |         |      |        |
| DURING THIS |               |           |         |      |        |
|             |               |           |         |      |        |
| PERIOD.     |               |           |         |      |        |
| AP          |               |           |         |      |        |
| PROXIMATELY |               |           |         |      |        |
| 2,073 GORES |               |           |         |      |        |
| AND OGIVES  |               |           |         |      |        |
| WERE        |               |           |         |      |        |
| RECEIVED    |               |           |         |      |        |
| FROM AHF    |               |           |         |      |        |
|             |               |           |         |      |        |
| DURING THIS |               |           |         |      |        |
| TIME        |               |           |         |      |        |
| PERIOD.     |               |           |         |      |        |
| THIS        |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| COMPLETELY  |               |           |         |      |        |
| CLEARS      |               |           |         |      |        |
| FLIGHT      |               |           |         |      |        |
|             |               |           |         |      |        |
| HARDWARE ON |               |           |         |      |        |
| ET-115      |               |           |         |      |        |
| THROUGH     |               |           |         |      |        |
| ET-122 AND  |               |           |         |      |        |
| PORTIONS OF |               |           |         |      |        |
| ET-123      |               |           |         |      |        |
| THROUGH     |               |           |         |      |        |
|             |               |           |         |      |        |
| CURRENT     |               |           |         |      |        |
| PRODUCTION, |               |           |         |      |        |
| INCLUDING   |               |           |         |      |        |
| SOME OF THE |               |           |         |      |        |
| INVENTORY   |               |           |         |      |        |
| PARTS.      |               |           |         |      |        |
| HARDWARE    |               |           |         |      |        |
|             |               |           |         |      |        |
| INSPECTIONS |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
| BY MAF      |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| CONTROL     |               |           |         |      |        |
| DEPARTMENT  |               |           |         |      |        |
| (282 PARTS) |               |           |         |      |        |
|             |               |           |         |      |        |
| WERE USED   |               |           |         |      |        |
| TO CLEAR    |               |           |         |      |        |
| ALL         |               |           |         |      |        |
| REMAINING   |               |           |         |      |        |
| PANELS ON   |               |           |         |      |        |
| ET-123      |               |           |         |      |        |
| THROUGH     |               |           |         |      |        |
| CURRENT     |               |           |         |      |        |
|             |               |           |         |      |        |
| PRODUCTION. |               |           |         |      |        |
| TWELVE      |               |           |         |      |        |
| TOTAL PARTS |               |           |         |      |        |
| (           |               |           |         |      |        |
| OGIVES/DOME |               |           |         |      |        |
| GORES)      |               |           |         |      |        |
| COULD NOT   |               |           |         |      |        |
| BE          |               |           |         |      |        |
|             |               |           |         |      |        |
| CLEARED ON  |               |           |         |      |        |
| ET-93 BY    |               |           |         |      |        |
| THIS SCREEN |               |           |         |      |        |
| OR          |               |           |         |      |        |
| I           |               |           |         |      |        |
| NSPECTIONS. |               |           |         |      |        |
| NCD N031972 |               |           |         |      |        |
| WAS         |               |           |         |      |        |
|             |               |           |         |      |        |
| GENERATED   |               |           |         |      |        |
| TO PERFORM  |               |           |         |      |        |
| INSPECTIONS |               |           |         |      |        |
| ON THE AFT  |               |           |         |      |        |
| LH2 DOME OF |               |           |         |      |        |
| ET-94       |               |           |         |      |        |
| STAGED IN   |               |           |         |      |        |
|             |               |           |         |      |        |
| FINAL       |               |           |         |      |        |
| ASSEMBLY    |               |           |         |      |        |
| POSITION 2. |               |           |         |      |        |
| THESE NCD   |               |           |         |      |        |
| DIRECTED    |               |           |         |      |        |
| INSPECTIONS |               |           |         |      |        |
| ON ET-94    |               |           |         |      |        |
|             |               |           |         |      |        |
| VERIFIED    |               |           |         |      |        |
| THE         |               |           |         |      |        |
| CO          |               |           |         |      |        |
| NFIGURATION |               |           |         |      |        |
| ON FOUR     |               |           |         |      |        |
| DOME GORE   |               |           |         |      |        |
| PANELS. ONE |               |           |         |      |        |
| OTHER PANEL |               |           |         |      |        |
|             |               |           |         |      |        |
| WAS CLEARED |               |           |         |      |        |
| AS A RESULT |               |           |         |      |        |
| OF THE      |               |           |         |      |        |
| TIMING OF   |               |           |         |      |        |
| PART        |               |           |         |      |        |
| MARKING AT  |               |           |         |      |        |
| AHF (BASED  |               |           |         |      |        |
| ON          |               |           |         |      |        |
|             |               |           |         |      |        |
| THE         |               |           |         |      |        |
| AC          |               |           |         |      |        |
| CEPTABILITY |               |           |         |      |        |
| OF THE FOUR |               |           |         |      |        |
| PANELS      |               |           |         |      |        |
| VERIFIED BY |               |           |         |      |        |
| THIS NCD).  |               |           |         |      |        |
| THESE       |               |           |         |      |        |
|             |               |           |         |      |        |
| SCREENING   |               |           |         |      |        |
| PROCESSES   |               |           |         |      |        |
| AND         |               |           |         |      |        |
| INSPECTIONS |               |           |         |      |        |
| CLEARED ALL |               |           |         |      |        |
| EXCEPT 8    |               |           |         |      |        |
| TOTAL PARTS |               |           |         |      |        |
| ON          |               |           |         |      |        |
|             |               |           |         |      |        |
| ET-94.      |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| PERFORMED A |               |           |         |      |        |
| FLIGHT      |               |           |         |      |        |
| SAFETY RISK |               |           |         |      |        |
| ASSESSMENT  |               |           |         |      |        |
| ON ALL      |               |           |         |      |        |
|             |               |           |         |      |        |
| REMAINING   |               |           |         |      |        |
| Q           |               |           |         |      |        |
| UESTIONABLE |               |           |         |      |        |
| PANELS.     |               |           |         |      |        |
| THIS        |               |           |         |      |        |
| CONSISTED   |               |           |         |      |        |
| OF A        |               |           |         |      |        |
| C           |               |           |         |      |        |
| ONSERVATIVE |               |           |         |      |        |
| \"POINT-    |               |           |         |      |        |
|             |               |           |         |      |        |
| BY-POINT\"  |               |           |         |      |        |
| SHELL       |               |           |         |      |        |
| STABILITY   |               |           |         |      |        |
| ANALYSIS.   |               |           |         |      |        |
| ALL PANELS  |               |           |         |      |        |
| D           |               |           |         |      |        |
| EMONSTRATED |               |           |         |      |        |
| A FACTOR OF |               |           |         |      |        |
|             |               |           |         |      |        |
| SAFETY      |               |           |         |      |        |
| GREATER     |               |           |         |      |        |
| THAN 1.0.   |               |           |         |      |        |
| ALL         |               |           |         |      |        |
| AFO         |               |           |         |      |        |
| REMENTIONED |               |           |         |      |        |
| FLEET       |               |           |         |      |        |
| CLEARANCE   |               |           |         |      |        |
| RATIONALE   |               |           |         |      |        |
|             |               |           |         |      |        |
| IS PROVIDED |               |           |         |      |        |
| HEREIN AS   |               |           |         |      |        |
| INFORMATION |               |           |         |      |        |
| ONLY AS     |               |           |         |      |        |
| THIS IS AN  |               |           |         |      |        |
| ISOLATED    |               |           |         |      |        |
| CASE AND    |               |           |         |      |        |
|             |               |           |         |      |        |
| HAS BEEN    |               |           |         |      |        |
| PRESENTED   |               |           |         |      |        |
| AS SUCH TO  |               |           |         |      |        |
| THE ET      |               |           |         |      |        |
| PROJECT AND |               |           |         |      |        |
| SHUTTLE     |               |           |         |      |        |
| MANAGEMENT. |               |           |         |      |        |
|             |               |           |         |      |        |
| TASK CLOSED |               |           |         |      |        |
|             |               |           |         |      |        |
| \-\-\-\-\-  |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| TASK IV.    |               |           |         |      |        |
| CAPS        |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| SUMMARY     |               |           |         |      |        |
|             |               |           |         |      |        |
| \-\-\-      |               |           |         |      |        |
| \-\-\-\-\-\ |               |           |         |      |        |
| -\-\-\-\-\- |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
|             |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| CONTROL     |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| FAILED TO   |               |           |         |      |        |
| DETECT A    |               |           |         |      |        |
| VIOLATION   |               |           |         |      |        |
| OF MINIMUM  |               |           |         |      |        |
| WELD        |               |           |         |      |        |
|             |               |           |         |      |        |
| LAND WIDTH  |               |           |         |      |        |
| ON ET-129   |               |           |         |      |        |
| LH2 AFT     |               |           |         |      |        |
| DOME HAG-3  |               |           |         |      |        |
| WELD AT THE |               |           |         |      |        |
| QUARTER     |               |           |         |      |        |
| PANEL       |               |           |         |      |        |
|             |               |           |         |      |        |
| LEVEL. THE  |               |           |         |      |        |
| CAUSE OF    |               |           |         |      |        |
| ISSUE #1 IS |               |           |         |      |        |
| EMPLOYEE    |               |           |         |      |        |
| ERROR. THE  |               |           |         |      |        |
| FAILED      |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
|             |               |           |         |      |        |
| RESULTED IN |               |           |         |      |        |
| TWO         |               |           |         |      |        |
| PREVIOUSLY  |               |           |         |      |        |
| MI          |               |           |         |      |        |
| SIDENTIFIED |               |           |         |      |        |
| PANELS AT   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| SUPPLIER    |               |           |         |      |        |
| BEING       |               |           |         |      |        |
|             |               |           |         |      |        |
| WELDED INTO |               |           |         |      |        |
| A COMPLETED |               |           |         |      |        |
| DOME. NCD   |               |           |         |      |        |
| N057622 WAS |               |           |         |      |        |
| GENERATED   |               |           |         |      |        |
| TO DOCUMENT |               |           |         |      |        |
| THE         |               |           |         |      |        |
|             |               |           |         |      |        |
| NO          |               |           |         |      |        |
| NCONFORMING |               |           |         |      |        |
| CONDITION   |               |           |         |      |        |
| OF THE      |               |           |         |      |        |
| HARDWARE.   |               |           |         |      |        |
| THIS        |               |           |         |      |        |
| NON         |               |           |         |      |        |
| CONFORMANCE |               |           |         |      |        |
| WAS         |               |           |         |      |        |
|             |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| AT MAF      |               |           |         |      |        |
| DURING      |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| OF          |               |           |         |      |        |
| COMPLETED   |               |           |         |      |        |
| DOME WELD   |               |           |         |      |        |
| LAND        |               |           |         |      |        |
| WIDTHS.     |               |           |         |      |        |
|             |               |           |         |      |        |
| CORRECTIVE  |               |           |         |      |        |
| ACTION FOR  |               |           |         |      |        |
| ISSUE #1    |               |           |         |      |        |
| WAS         |               |           |         |      |        |
| IMPLEMENTED |               |           |         |      |        |
| BY QUALITY  |               |           |         |      |        |
| CONTROL BY  |               |           |         |      |        |
|             |               |           |         |      |        |
| THE RELEASE |               |           |         |      |        |
| OF \"MAF    |               |           |         |      |        |
| LESSON      |               |           |         |      |        |
| HUDDLE      |               |           |         |      |        |
| GUIDE-C\",  |               |           |         |      |        |
| IN WHICH    |               |           |         |      |        |
| THE         |               |           |         |      |        |
| IMPORTANCE  |               |           |         |      |        |
| OF          |               |           |         |      |        |
|             |               |           |         |      |        |
| UTILIZING   |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| DRAWINGS    |               |           |         |      |        |
| FOR WELD    |               |           |         |      |        |
| LAND WIDTH  |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| IS          |               |           |         |      |        |
|             |               |           |         |      |        |
| MANDATORY.  |               |           |         |      |        |
| ALSO        |               |           |         |      |        |
| STRESSED    |               |           |         |      |        |
| WAS THE     |               |           |         |      |        |
| IMPORTANCE  |               |           |         |      |        |
| OF STAMP    |               |           |         |      |        |
| WARRANTY OF |               |           |         |      |        |
| ALL         |               |           |         |      |        |
|             |               |           |         |      |        |
| WORK.       |               |           |         |      |        |
|             |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| IN          |               |           |         |      |        |
| VESTIGATION |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| INCORRECT   |               |           |         |      |        |
| PART        |               |           |         |      |        |
| NUMBERING   |               |           |         |      |        |
| AND         |               |           |         |      |        |
|             |               |           |         |      |        |
| INADEQUATE  |               |           |         |      |        |
| PART NUMBER |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| AT THE DOME |               |           |         |      |        |
| GORE        |               |           |         |      |        |
| SUPPLIER    |               |           |         |      |        |
| (AHF) AS    |               |           |         |      |        |
|             |               |           |         |      |        |
| THE CAUSE   |               |           |         |      |        |
| OF          |               |           |         |      |        |
| MISMARKING  |               |           |         |      |        |
| IN ISSUE    |               |           |         |      |        |
| #2. THE     |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| RESPONSIBLE |               |           |         |      |        |
| FOR         |               |           |         |      |        |
|             |               |           |         |      |        |
| MARKING THE |               |           |         |      |        |
| PARTS AT    |               |           |         |      |        |
| AHF MIXED   |               |           |         |      |        |
| THE WORK    |               |           |         |      |        |
| FOLDERS AND |               |           |         |      |        |
| TRANSPOSED  |               |           |         |      |        |
| THE PART    |               |           |         |      |        |
|             |               |           |         |      |        |
| NUMBERS.    |               |           |         |      |        |
| THIS        |               |           |         |      |        |
| P           |               |           |         |      |        |
| RACTITIONER |               |           |         |      |        |
| WAS WORKING |               |           |         |      |        |
| TWO JOBS    |               |           |         |      |        |
| WITH        |               |           |         |      |        |
| SIMILAR AHF |               |           |         |      |        |
|             |               |           |         |      |        |
| TRACKING    |               |           |         |      |        |
| NUMBERS     |               |           |         |      |        |
| (9090 VS.   |               |           |         |      |        |
| 9099) AT    |               |           |         |      |        |
| THE TIME    |               |           |         |      |        |
| THE         |               |           |         |      |        |
| MISIDE      |               |           |         |      |        |
| NTIFICATION |               |           |         |      |        |
|             |               |           |         |      |        |
| OCCURRED.   |               |           |         |      |        |
|             |               |           |         |      |        |
| CORRECTIVE  |               |           |         |      |        |
| ACTIONS     |               |           |         |      |        |
| HAVE BEEN   |               |           |         |      |        |
| IMPLEMENTED |               |           |         |      |        |
| AT AHF TO   |               |           |         |      |        |
| PREVENT THE |               |           |         |      |        |
|             |               |           |         |      |        |
| RECURRENCE  |               |           |         |      |        |
| OF PART     |               |           |         |      |        |
| MARKING     |               |           |         |      |        |
| DIS         |               |           |         |      |        |
| CREPANCIES. |               |           |         |      |        |
| AHF         |               |           |         |      |        |
| PLANNING    |               |           |         |      |        |
| HAS BEEN    |               |           |         |      |        |
| REVISED     |               |           |         |      |        |
|             |               |           |         |      |        |
| TO PROVIDE  |               |           |         |      |        |
| SECONDARY   |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| OF PART     |               |           |         |      |        |
| MARKING AND |               |           |         |      |        |
| TO ADD A    |               |           |         |      |        |
|             |               |           |         |      |        |
| CO          |               |           |         |      |        |
| NFIGURATION |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| OF THE      |               |           |         |      |        |
| HARDWARE.   |               |           |         |      |        |
| ALL OTHER   |               |           |         |      |        |
| ET HARDWARE |               |           |         |      |        |
|             |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| ARE ALSO    |               |           |         |      |        |
| REQUIRED TO |               |           |         |      |        |
| REVISE      |               |           |         |      |        |
| PLANNING TO |               |           |         |      |        |
| ADD         |               |           |         |      |        |
| SECONDARY   |               |           |         |      |        |
|             |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| OF PART     |               |           |         |      |        |
| MARKING,    |               |           |         |      |        |
| AND TO ADD  |               |           |         |      |        |
| CO          |               |           |         |      |        |
| NFIGURATION |               |           |         |      |        |
| VER         |               |           |         |      |        |
| IFICATIONS. |               |           |         |      |        |
|             |               |           |         |      |        |
| THE ET-129  |               |           |         |      |        |
| LH2 AFT     |               |           |         |      |        |
| DOME GORE   |               |           |         |      |        |
| MISLOCATION |               |           |         |      |        |
| IS AN       |               |           |         |      |        |
| ISOLATED    |               |           |         |      |        |
| CASE. A     |               |           |         |      |        |
| LARGE       |               |           |         |      |        |
|             |               |           |         |      |        |
| DATABASE OF |               |           |         |      |        |
| SUPPORTING  |               |           |         |      |        |
| EVIDENCE    |               |           |         |      |        |
| HAS BEEN    |               |           |         |      |        |
| COMPILED TO |               |           |         |      |        |
| SUPPORT     |               |           |         |      |        |
| THIS FACT.  |               |           |         |      |        |
|             |               |           |         |      |        |
| NO OTHER    |               |           |         |      |        |
| PART        |               |           |         |      |        |
| MARKING     |               |           |         |      |        |
| NONC        |               |           |         |      |        |
| ONFORMANCES |               |           |         |      |        |
| OF THIS     |               |           |         |      |        |
| TYPE HAS    |               |           |         |      |        |
| BEEN        |               |           |         |      |        |
| IDENTIFIED. |               |           |         |      |        |
|             |               |           |         |      |        |
| OF 7,407    |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
| RECEIVED    |               |           |         |      |        |
| FROM AHF,   |               |           |         |      |        |
| ONLY THIS   |               |           |         |      |        |
| CASE (2     |               |           |         |      |        |
| PARTS) OF   |               |           |         |      |        |
| PART        |               |           |         |      |        |
|             |               |           |         |      |        |
| NUMBER      |               |           |         |      |        |
| TR          |               |           |         |      |        |
| ANSPOSITION |               |           |         |      |        |
| HAS BEEN    |               |           |         |      |        |
| IDENTIFIED. |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| OF          |               |           |         |      |        |
| REMAINING   |               |           |         |      |        |
|             |               |           |         |      |        |
| PARTS IN    |               |           |         |      |        |
| INVENTORY   |               |           |         |      |        |
| AND ON      |               |           |         |      |        |
| REMAINING   |               |           |         |      |        |
| FLIGHT      |               |           |         |      |        |
| HARDWARE IS |               |           |         |      |        |
| NOT         |               |           |         |      |        |
| REQUIRED.   |               |           |         |      |        |
|             |               |           |         |      |        |
| TASK CLOSED |               |           |         |      |        |
|             |               |           |         |      |        |
| \-\-\-\-\-  |               |           |         |      |        |
| \-\-\-\-\-- |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **MSFC      |               |           |         |      |        |
| Response/Co |               |           |         |      |        |
| ncurrence** |               |           |         |      |        |
|             |               |           |         |      |        |
| 08/26/02 -  |               |           |         |      |        |
| MSFC        |               |           |         |      |        |
| APPROVED    |               |           |         |      |        |
| FULL        |               |           |         |      |        |
| 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#**\
  A17800            \--              RPT#**\           \--         \--         \--
                                     S-088                                     

  **Asmnt Part#**\  **Asmnt Part     **Asmnt                                   
  80914900900-509   Name**\          Serial/Lot#**\                            
                    LH2 AFT DOME     1247810                                   

  **HCRIT CD**\     **FCRIT CD**\    **CAUSE CD**\     **FAIL                  
  1                 1                MW - MFG-WORK     MODE**\                 
                                                       MU - MECH               
                                                       TOLRNCE                 

  **Asmnt FMEA**\   **Asmnt FM**\    **FMEA CSE**\     **FMEA                  
  6.2.1.1           \--              \--               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**                                                                       
  ----------------- ---------------- ----------------- ----------- ----------- ------------