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

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

+-------------+---------------+-----------+---------+------+--------+
| **MSFC      | **In-Flight   | **C       | **      | *    |        |
| Record      | Anomaly       | ontractor | JSC#**\ | *KSC |        |
| \#**\       | Number**\     | Report    | \--     | #**\ |        |
| A15400      | \--           | Number**\ |         | \--  |        |
|             |               | S-076     |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **Problem   |               |           |         |      |        |
| Title**\    |               |           |         |      |        |
| LH2 TANK    |               |           |         |      |        |
| THIN WEB    |               |           |         |      |        |
| FRAME       |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **EICN#**\  | **ELEMENT**\  | **Cont    | **F     | **   |        |
| \--         | ET            | ractor**\ | SCM#**\ | FCRI |        |
|             |               | MMMSS     | \--     | T**\ |        |
|             |               |           |         | 3    |        |
+-------------+---------------+-----------+---------+------+--------+
| **HCRIT**\  | **Sys_Lvl**\  | **Misc    |         |      |        |
| \--         | N             | 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         | EXTERNAL TANK | 809148    | NA      | UFAC |        |
|             |               | 01982-XXX |         | TURE |        |
|             |               |           |         | R**\ |        |
|             |               |           |         | MCI  |        |
+-------------+---------------+-----------+---------+------+--------+
| **Test/O    | **Prevailing  | **F /     | **Fail  | **   |        |
| peration**\ | Condtion**\   | U**\      | Mode**\ | Caus |        |
| M - MFG     | N -           | UC        | MS -    | e**\ |        |
|             | INSPECTION    |           | STRUCT  | D -  |        |
|             |               |           |         | DE   |        |
|             |               |           |         | SIGN |        |
+-------------+---------------+-----------+---------+------+--------+
| **System**\ | **Defect**\   | **Ma      | **Work  | **   |        |
| STRUCTURAL  | MD - M SIZE   | terial**\ | Con     | Fail |        |
|             |               | S -       | tact**\ | Dat  |        |
|             |               | STRUCT    | M.      | e**\ |        |
|             |               |           | BA      | 03   |        |
|             |               |           | NKESTER | /19/ |        |
|             |               |           |         | 1993 |        |
+-------------+---------------+-----------+---------+------+--------+
| **Received  | **Date        | **FMEA    | **IFA:  | *    |        |
| at MSFC**\  | Isolated**\   | Ref       | Mission | *Mis |        |
| 05/12/1993  | 03/19/1993    | erence**\ | P       | sion |        |
|             |               | N/A       | hase**\ | Ela  |        |
|             |               |           | \--     | psed |        |
|             |               |           |         | Tim  |        |
|             |               |           |         | e**\ |        |
|             |               |           |         | \--  |        |
+-------------+---------------+-----------+---------+------+--------+
| **          |               | **S       |         | **   |        |
| Location**\ |               | ymptom**\ |         | Time |        |
| MAF         |               | MU - MECH |         | Cycl |        |
|             |               | TOLRNCE   |         | e**\ |        |
|             |               |           |         | \--  |        |
+-------------+---------------+-----------+---------+------+--------+
| **          |               |           |         |      |        |
| Effectivity |               |           |         |      |        |
| Text**\     |               |           |         |      |        |
| \--         |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **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**\     | 03/19/1993    |           | Ac      |      |        |
| 03/18/1994  |               |           | tion**\ |      |        |
|             |               |           | 02/     |      |        |
|             |               |           | 18/1994 |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **In        |               |           |         |      |        |
| vestigation |               |           |         |      |        |
| /           |               |           |         |      |        |
| Resolution  |               |           |         |      |        |
| Summary**   |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **Last MSFC | **CN RSLV     | **Defer   | **Add   | *    |        |
| Update**\   | SBMT**\       | Date**\   | Date**\ | *R/C |        |
| 02/22/1995  | 04/18/1994    | \--       | 05/     | Code |        |
|             |               |           | 12/1993 | s**\ |        |
|             |               |           |         | 1 -  |        |
|             |               |           |         | DES  |        |
|             |               |           |         | \--  |        |
|             |               |           |         | \--  |        |
+-------------+---------------+-----------+---------+------+--------+
| *           |               |           |         |      |        |
| *Assignee** |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **Design**\ | **Chief       | **S &     | **Pro   | *    |        |
| O. MOON     | Engineer**\   | MA**\     | ject**\ | *Pro |        |
|             | M. PESSIN     | M. D.     | \--     | ject |        |
|             |               | SMILES    |         | MG   |        |
|             |               |           |         | R**\ |        |
|             |               |           |         | P.   |        |
|             |               |           |         | CO   |        |
|             |               |           |         | UNTS |        |
+-------------+---------------+-----------+---------+------+--------+
| *           |               |           |         |      |        |
| *Approval** |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **Design**\ | **Chief       | **S &     | **Pro   | *    |        |
| O. MOON     | Engineer**\   | MA**\     | ject**\ | *Pro |        |
|             | M. PESSIN     | M. D.     | \--     | ject |        |
|             |               | SMILES    |         | MG   |        |
|             |               |           |         | R**\ |        |
|             |               |           |         | C.   |        |
|             |               |           |         | SU   |        |
|             |               |           |         | MNER |        |
+-------------+---------------+-----------+---------+------+--------+
| **PAC       | **PAC Review  | **MSFC    | **St    | *    |        |
| Assignee**\ | Complete**\   | Closure   | atus**\ | *F/A |        |
| B. HURST    | \--           | Date**\   | C -     | C    |        |
|             |               | 0         | CLOSED  | ompl |        |
|             |               | 5/19/1994 |         | etio |        |
|             |               |           |         | n**\ |        |
|             |               |           |         | 03   |        |
|             |               |           |         | /18/ |        |
|             |               |           |         | 1994 |        |
+-------------+---------------+-----------+---------+------+--------+
| **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**\         |           |         |      |        |
| \--         | T-125467      |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **Related   |               |           |         |      |        |
| Document    |               |           |         |      |        |
| Title**\    |               |           |         |      |        |
| MARS        |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **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** |               |           |         |      |        |
|             |               |           |         |      |        |
| THE         |               |           |         |      |        |
| 8091        |               |           |         |      |        |
| 4801980-050 |               |           |         |      |        |
| (ET-72),    |               |           |         |      |        |
| -009        |               |           |         |      |        |
| (ET-73) AND |               |           |         |      |        |
| -009        |               |           |         |      |        |
| (ET-75)     |               |           |         |      |        |
| FRAME       |               |           |         |      |        |
|             |               |           |         |      |        |
| SEGMENT     |               |           |         |      |        |
| ASSEMBLIES  |               |           |         |      |        |
| HAVE        |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| VIOLATIONS  |               |           |         |      |        |
| IN THE      |               |           |         |      |        |
| ASSOCIATED  |               |           |         |      |        |
|             |               |           |         |      |        |
| 8091        |               |           |         |      |        |
| 4801982-XXX |               |           |         |      |        |
| WEB         |               |           |         |      |        |
| DETAILS.    |               |           |         |      |        |
| WORST CASE  |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| VIOLATIONS  |               |           |         |      |        |
| ARE         |               |           |         |      |        |
|             |               |           |         |      |        |
| 0.0401\",   |               |           |         |      |        |
| 0.0452\"    |               |           |         |      |        |
| AND         |               |           |         |      |        |
| 0.0447\"    |               |           |         |      |        |
| R           |               |           |         |      |        |
| ESPECTIVELY |               |           |         |      |        |
| (           |               |           |         |      |        |
| REQUIREMENT |               |           |         |      |        |
| = 0.050\"   |               |           |         |      |        |
|             |               |           |         |      |        |
| +/-.004)    |               |           |         |      |        |
|             |               |           |         |      |        |
| ET-60 THRU  |               |           |         |      |        |
| 68, 70 AND  |               |           |         |      |        |
| 71 ARE      |               |           |         |      |        |
| SUSPECT OF  |               |           |         |      |        |
| HAVING      |               |           |         |      |        |
| 8091        |               |           |         |      |        |
| 4801982-XXX |               |           |         |      |        |
|             |               |           |         |      |        |
| WEBS WHICH  |               |           |         |      |        |
| MAY BE      |               |           |         |      |        |
| BELOW       |               |           |         |      |        |
| DRAWING     |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
|             |               |           |         |      |        |
| NOTE 1:     |               |           |         |      |        |
| THIS IS A   |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SCRETIONARY |               |           |         |      |        |
| CAPS        |               |           |         |      |        |
| (REFERENCE  |               |           |         |      |        |
| PARAGRAPH   |               |           |         |      |        |
| 1.6.2.3C    |               |           |         |      |        |
|             |               |           |         |      |        |
| OF          |               |           |         |      |        |
| M           |               |           |         |      |        |
| MC-ET-RAO3) |               |           |         |      |        |
| REQUESTED   |               |           |         |      |        |
| BY THE ET   |               |           |         |      |        |
| PROJECT     |               |           |         |      |        |
| OFFICE. THE |               |           |         |      |        |
| WEB         |               |           |         |      |        |
|             |               |           |         |      |        |
| DETAILS ARE |               |           |         |      |        |
| STRUCTURAL  |               |           |         |      |        |
| PARTS WHICH |               |           |         |      |        |
| WERE GROUND |               |           |         |      |        |
| RULED OUT   |               |           |         |      |        |
| OF          |               |           |         |      |        |
|             |               |           |         |      |        |
| THE         |               |           |         |      |        |
| FMEA/CIL.   |               |           |         |      |        |
| ASSIGNMENT  |               |           |         |      |        |
| OF          |               |           |         |      |        |
| CRITICALITY |               |           |         |      |        |
| 3 WAS       |               |           |         |      |        |
| DETERMINED  |               |           |         |      |        |
| TO          |               |           |         |      |        |
|             |               |           |         |      |        |
| BE          |               |           |         |      |        |
| APPLICABLE, |               |           |         |      |        |
| BY MMMSS    |               |           |         |      |        |
| ENGINEER    |               |           |         |      |        |
| ING/PRODUCT |               |           |         |      |        |
| ASSURANCE   |               |           |         |      |        |
| AND         |               |           |         |      |        |
|             |               |           |         |      |        |
| NASA (MSFC) |               |           |         |      |        |
|             |               |           |         |      |        |
| NOTE 2:     |               |           |         |      |        |
| SPECIAL     |               |           |         |      |        |
| IN          |               |           |         |      |        |
| VESTIGATION |               |           |         |      |        |
| SI-93-S011  |               |           |         |      |        |
| HAS BEEN    |               |           |         |      |        |
| OPENED AND  |               |           |         |      |        |
| PROVIDES    |               |           |         |      |        |
|             |               |           |         |      |        |
| DETAILED    |               |           |         |      |        |
| IN          |               |           |         |      |        |
| VESTIGATIVE |               |           |         |      |        |
| INFORMATION |               |           |         |      |        |
| PERTAINING  |               |           |         |      |        |
| TO ALL WEB  |               |           |         |      |        |
|             |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SCREPANCIES |               |           |         |      |        |
| REPORTED.   |               |           |         |      |        |
| COPIES OF   |               |           |         |      |        |
| SI-93-S011  |               |           |         |      |        |
| ARE         |               |           |         |      |        |
| AVAILABLE   |               |           |         |      |        |
|             |               |           |         |      |        |
| UPON        |               |           |         |      |        |
| REQUEST     |               |           |         |      |        |
|             |               |           |         |      |        |
| NOTE 3:     |               |           |         |      |        |
| THIS CAPS   |               |           |         |      |        |
| REVISION    |               |           |         |      |        |
| DELETES ALL |               |           |         |      |        |
| REFERENCES  |               |           |         |      |        |
| TO THE      |               |           |         |      |        |
| MATERIAL    |               |           |         |      |        |
|             |               |           |         |      |        |
| PROPERTIES  |               |           |         |      |        |
| PROBLEM     |               |           |         |      |        |
| REPORTED IN |               |           |         |      |        |
| S-076. CAPS |               |           |         |      |        |
| S-077 HAS   |               |           |         |      |        |
| BEEN        |               |           |         |      |        |
|             |               |           |         |      |        |
| INITIATED   |               |           |         |      |        |
| TO ADDRESS  |               |           |         |      |        |
| THAT        |               |           |         |      |        |
| PROBLEM     |               |           |         |      |        |
|             |               |           |         |      |        |
| NOTE 4:     |               |           |         |      |        |
| DURING THE  |               |           |         |      |        |
| COURSE OF   |               |           |         |      |        |
| THIS        |               |           |         |      |        |
| INV         |               |           |         |      |        |
| ESTIGATION, |               |           |         |      |        |
| A CONCERN   |               |           |         |      |        |
| WAS         |               |           |         |      |        |
|             |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| THAT IN     |               |           |         |      |        |
| SOME CASES  |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| HAD THE     |               |           |         |      |        |
| OPTION TO   |               |           |         |      |        |
| USE         |               |           |         |      |        |
|             |               |           |         |      |        |
| SHEET STOCK |               |           |         |      |        |
| SIZES WHICH |               |           |         |      |        |
| POTENTIALLY |               |           |         |      |        |
| WOULD NOT   |               |           |         |      |        |
| SATISFY THE |               |           |         |      |        |
|             |               |           |         |      |        |
| FACTO       |               |           |         |      |        |
| R-OF-SAFETY |               |           |         |      |        |
| RE          |               |           |         |      |        |
| QUIREMENTS. |               |           |         |      |        |
| ALSO, THAT  |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| WERE NOT    |               |           |         |      |        |
|             |               |           |         |      |        |
| I           |               |           |         |      |        |
| NTERPRETING |               |           |         |      |        |
| THE         |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| DRAWING TO  |               |           |         |      |        |
| USE THE     |               |           |         |      |        |
| ANSI        |               |           |         |      |        |
| DOCUMENT    |               |           |         |      |        |
|             |               |           |         |      |        |
| RELATIVE TO |               |           |         |      |        |
| SHEET STOCK |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| RE          |               |           |         |      |        |
| QUIREMENTS, |               |           |         |      |        |
| BUT WERE    |               |           |         |      |        |
|             |               |           |         |      |        |
| DEFERRING   |               |           |         |      |        |
| TO THE      |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| DRAWING     |               |           |         |      |        |
| \"BLOCK\"   |               |           |         |      |        |
| TOLERANCES  |               |           |         |      |        |
|             |               |           |         |      |        |
| (REV.       |               |           |         |      |        |
| \"F\": ADDS |               |           |         |      |        |
| \"NOTE 4\"  |               |           |         |      |        |
| AND         |               |           |         |      |        |
| REVISES,    |               |           |         |      |        |
| \"GENERAL\" |               |           |         |      |        |
| ,\"CAUSE\", |               |           |         |      |        |
| TASK I,     |               |           |         |      |        |
|             |               |           |         |      |        |
| TASK II,    |               |           |         |      |        |
| TASK III,   |               |           |         |      |        |
| TASK IV AND |               |           |         |      |        |
| CLOSES THIS |               |           |         |      |        |
| CAPS\--SEE  |               |           |         |      |        |
| ASTERISKS)  |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| *           |               |           |         |      |        |
| *Contractor |               |           |         |      |        |
| Inve        |               |           |         |      |        |
| stigation/R |               |           |         |      |        |
| esolution** |               |           |         |      |        |
|             |               |           |         |      |        |
| \*GENERAL   |               |           |         |      |        |
|             |               |           |         |      |        |
| IN AUGUST   |               |           |         |      |        |
| 1992 MAF    |               |           |         |      |        |
| PRODUCTION  |               |           |         |      |        |
| PERSONNEL   |               |           |         |      |        |
| NOTICED     |               |           |         |      |        |
| SURFACE     |               |           |         |      |        |
| TEXTURE WAS |               |           |         |      |        |
|             |               |           |         |      |        |
| DIFFERENT   |               |           |         |      |        |
| IN WEB      |               |           |         |      |        |
| DETAIL OF   |               |           |         |      |        |
| AN LH2      |               |           |         |      |        |
| FRAME       |               |           |         |      |        |
| SEGMENT     |               |           |         |      |        |
| ASSEMBLY    |               |           |         |      |        |
| ALLOCATED   |               |           |         |      |        |
| TO          |               |           |         |      |        |
|             |               |           |         |      |        |
| ET-73 AND   |               |           |         |      |        |
| CHECKED     |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| (MEASURED   |               |           |         |      |        |
| .039 -      |               |           |         |      |        |
| REQUIREMENT |               |           |         |      |        |
| IS .050 +/- |               |           |         |      |        |
|             |               |           |         |      |        |
| .004 INCH)  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SPOSITIONED |               |           |         |      |        |
| U           |               |           |         |      |        |
| NACCEPTABLE |               |           |         |      |        |
| FOR FLIGHT  |               |           |         |      |        |
|             |               |           |         |      |        |
| \- PRODUCT  |               |           |         |      |        |
| ASSURANCE   |               |           |         |      |        |
| SCRAPPED    |               |           |         |      |        |
| PART        |               |           |         |      |        |
|             |               |           |         |      |        |
| \- SEVEN    |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
| ISSUED TO   |               |           |         |      |        |
| THE FLOOR   |               |           |         |      |        |
| WERE        |               |           |         |      |        |
| CHECKED AND |               |           |         |      |        |
| FOUND       |               |           |         |      |        |
| ACCEPTABLE  |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| SCAD-92-126 |               |           |         |      |        |
| WAS ISSUED  |               |           |         |      |        |
| TO MACHINE  |               |           |         |      |        |
| CRAFT       |               |           |         |      |        |
| I           |               |           |         |      |        |
| NCORPORATED |               |           |         |      |        |
| (MCI);      |               |           |         |      |        |
| STOCK       |               |           |         |      |        |
|             |               |           |         |      |        |
| INSPECTED   |               |           |         |      |        |
| AND         |               |           |         |      |        |
| CLEARED -   |               |           |         |      |        |
| ISOLATED    |               |           |         |      |        |
| CASE        |               |           |         |      |        |
|             |               |           |         |      |        |
| \- EIGHTY   |               |           |         |      |        |
| (80) FRAME  |               |           |         |      |        |
| SEGMENT     |               |           |         |      |        |
| ASSEMBLIES  |               |           |         |      |        |
| THAT        |               |           |         |      |        |
| COMPLETED   |               |           |         |      |        |
| FINAL       |               |           |         |      |        |
|             |               |           |         |      |        |
| PROCESSING  |               |           |         |      |        |
| WERE        |               |           |         |      |        |
| INSPECTED   |               |           |         |      |        |
| AT MCI - NO |               |           |         |      |        |
| DISCREPANT  |               |           |         |      |        |
| PARTS FOUND |               |           |         |      |        |
|             |               |           |         |      |        |
| MCI ALSO    |               |           |         |      |        |
| INSPECTED   |               |           |         |      |        |
| 120 WEB     |               |           |         |      |        |
| DETAILS     |               |           |         |      |        |
| WHICH HAD   |               |           |         |      |        |
| BEEN FORMED |               |           |         |      |        |
| BUT         |               |           |         |      |        |
|             |               |           |         |      |        |
| NOT         |               |           |         |      |        |
| ETCHED - NO |               |           |         |      |        |
| DISCREPANT  |               |           |         |      |        |
| PARTS FOUND |               |           |         |      |        |
|             |               |           |         |      |        |
| IN MARCH    |               |           |         |      |        |
| 1993, AN    |               |           |         |      |        |
| UNDER       |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| CONDITION   |               |           |         |      |        |
| WAS         |               |           |         |      |        |
| DISCOVERED  |               |           |         |      |        |
| ON THE      |               |           |         |      |        |
|             |               |           |         |      |        |
| WEB DETAIL  |               |           |         |      |        |
| OF AN LH2   |               |           |         |      |        |
| FRAME       |               |           |         |      |        |
| SEGMENT     |               |           |         |      |        |
| ASSEMBLY    |               |           |         |      |        |
| ALLOCATED   |               |           |         |      |        |
| TO ET-75    |               |           |         |      |        |
| AND         |               |           |         |      |        |
|             |               |           |         |      |        |
| FURTHER     |               |           |         |      |        |
| IN          |               |           |         |      |        |
| VESTIGATION |               |           |         |      |        |
| WAS         |               |           |         |      |        |
| INITIATED   |               |           |         |      |        |
|             |               |           |         |      |        |
| \*TASK I.   |               |           |         |      |        |
| PROB        |               |           |         |      |        |
| LEM/FAILURE |               |           |         |      |        |
| IN          |               |           |         |      |        |
| VESTIGATION |               |           |         |      |        |
|             |               |           |         |      |        |
| 1\) QUALITY |               |           |         |      |        |
| CONTROL     |               |           |         |      |        |
| WILL        |               |           |         |      |        |
| INSPECT 241 |               |           |         |      |        |
| LH2 FRAME   |               |           |         |      |        |
| SEGMENT     |               |           |         |      |        |
| ASSEMBLIES  |               |           |         |      |        |
| FOR         |               |           |         |      |        |
|             |               |           |         |      |        |
| WEB         |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| VIOLATIONS. |               |           |         |      |        |
| THESE       |               |           |         |      |        |
| INCLUDE 199 |               |           |         |      |        |
| PARTS IN    |               |           |         |      |        |
| INVENTORY   |               |           |         |      |        |
|             |               |           |         |      |        |
| STORES AND  |               |           |         |      |        |
| 42 PARTS    |               |           |         |      |        |
| ISSUED TO,  |               |           |         |      |        |
| OR          |               |           |         |      |        |
| INSTALLED   |               |           |         |      |        |
| ON ETS 69,  |               |           |         |      |        |
| 72, 73, 74  |               |           |         |      |        |
|             |               |           |         |      |        |
| AND 75      |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| P. POWELL   |               |           |         |      |        |
|             |               |           |         |      |        |
| COMPLETE:   |               |           |         |      |        |
| 4/15/93     |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT   |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| SEVENTEEN   |               |           |         |      |        |
| (17) PARTS  |               |           |         |      |        |
| WERE FOUND  |               |           |         |      |        |
| THAT        |               |           |         |      |        |
| VIOLATED    |               |           |         |      |        |
| THE WEB     |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
|             |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
|             |               |           |         |      |        |
| \- ALL      |               |           |         |      |        |
| PARTS (241) |               |           |         |      |        |
| WERE        |               |           |         |      |        |
| RECEIVED    |               |           |         |      |        |
| FROM MCI    |               |           |         |      |        |
|             |               |           |         |      |        |
| \- NO       |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| VIOLATIONS  |               |           |         |      |        |
| WERE FOUND  |               |           |         |      |        |
| ON ET-69    |               |           |         |      |        |
| AND ET-74   |               |           |         |      |        |
|             |               |           |         |      |        |
| 2\) PERFORM |               |           |         |      |        |
| STATISTICAL |               |           |         |      |        |
| ANALYSIS OF |               |           |         |      |        |
| 241 WEB     |               |           |         |      |        |
| PANELS IN   |               |           |         |      |        |
| ORDER TO    |               |           |         |      |        |
|             |               |           |         |      |        |
| DETERMINE   |               |           |         |      |        |
| THE WORST   |               |           |         |      |        |
| CASE        |               |           |         |      |        |
| PREDICTED   |               |           |         |      |        |
| CONDITIONS  |               |           |         |      |        |
| AT A 99%    |               |           |         |      |        |
| PROBABILITY |               |           |         |      |        |
|             |               |           |         |      |        |
| /95%        |               |           |         |      |        |
| CONFIDENCE  |               |           |         |      |        |
| LEVEL USING |               |           |         |      |        |
| MINIMUM     |               |           |         |      |        |
| PANEL       |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| PER PANEL   |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| D.          |               |           |         |      |        |
| KINCHEN/G.  |               |           |         |      |        |
| WHEELER     |               |           |         |      |        |
|             |               |           |         |      |        |
| COMPLETE:   |               |           |         |      |        |
| 4/30/93     |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| WORST CASE  |               |           |         |      |        |
| PREDICTED   |               |           |         |      |        |
| CONDITION   |               |           |         |      |        |
| (MINIMUM    |               |           |         |      |        |
| VALUE PER   |               |           |         |      |        |
| PANEL) IS   |               |           |         |      |        |
|             |               |           |         |      |        |
| 0.0395\"    |               |           |         |      |        |
| (99%        |               |           |         |      |        |
| PROBABILITY |               |           |         |      |        |
| AND A 95%   |               |           |         |      |        |
| CONFIDENCE  |               |           |         |      |        |
| LEVEL) AND  |               |           |         |      |        |
| 0.036\"     |               |           |         |      |        |
|             |               |           |         |      |        |
| (99.9%      |               |           |         |      |        |
| PROBABILITY |               |           |         |      |        |
| AND A 95%   |               |           |         |      |        |
| CONFIDENCE  |               |           |         |      |        |
| LEVEL)      |               |           |         |      |        |
|             |               |           |         |      |        |
| 3\)         |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| TO EVALUATE |               |           |         |      |        |
| WORST CASE  |               |           |         |      |        |
| PREDICTED   |               |           |         |      |        |
| CONDITIONS  |               |           |         |      |        |
| FOR         |               |           |         |      |        |
|             |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| AND PROVIDE |               |           |         |      |        |
| RATIONALE   |               |           |         |      |        |
| FOR FLEET   |               |           |         |      |        |
| CLEARANCE   |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| J. DYE/G.   |               |           |         |      |        |
| COPELAND    |               |           |         |      |        |
|             |               |           |         |      |        |
| COMPLETE:   |               |           |         |      |        |
| 5/14/93     |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT   |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| DETERMINED  |               |           |         |      |        |
| THAT        |               |           |         |      |        |
| ANALYTICAL  |               |           |         |      |        |
| METHODOLOGY |               |           |         |      |        |
| (REVISED    |               |           |         |      |        |
|             |               |           |         |      |        |
| TO REFLECT  |               |           |         |      |        |
| S           |               |           |         |      |        |
| EMI-TENSION |               |           |         |      |        |
| FIELD       |               |           |         |      |        |
| C           |               |           |         |      |        |
| APABILITY), |               |           |         |      |        |
| VERIFIED BY |               |           |         |      |        |
| TEST,       |               |           |         |      |        |
| ALLOWS      |               |           |         |      |        |
|             |               |           |         |      |        |
| WEBS WITH   |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| .039 INCH   |               |           |         |      |        |
| TO BE       |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SPOSITIONED |               |           |         |      |        |
| \"USE AS    |               |           |         |      |        |
| IS\"        |               |           |         |      |        |
|             |               |           |         |      |        |
| (FS = 1.58  |               |           |         |      |        |
| VS 1.26     |               |           |         |      |        |
| REQUIRED)   |               |           |         |      |        |
|             |               |           |         |      |        |
| 4)A TOTAL   |               |           |         |      |        |
| OF 534      |               |           |         |      |        |
| OTHER PART  |               |           |         |      |        |
| NUMBERS     |               |           |         |      |        |
| HAVE BEEN   |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| AS BEING    |               |           |         |      |        |
|             |               |           |         |      |        |
| M           |               |           |         |      |        |
| ANUFACTURED |               |           |         |      |        |
| BY MCI AND  |               |           |         |      |        |
| DELIVERED   |               |           |         |      |        |
| TO MMMSS    |               |           |         |      |        |
|             |               |           |         |      |        |
| \- FORTY    |               |           |         |      |        |
| SIX (46) OF |               |           |         |      |        |
| THE 534 MCI |               |           |         |      |        |
| PART        |               |           |         |      |        |
| NUMBERS     |               |           |         |      |        |
| HAVE BEEN   |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
|             |               |           |         |      |        |
| AS CRITICAL |               |           |         |      |        |
| CONCERNS    |               |           |         |      |        |
| RELATIVE TO |               |           |         |      |        |
| THE MINIMUM |               |           |         |      |        |
| FACTO       |               |           |         |      |        |
| R-OF-SAFETY |               |           |         |      |        |
|             |               |           |         |      |        |
| AND SAMPLE  |               |           |         |      |        |
| INSPECTED   |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| ALONG WITH  |               |           |         |      |        |
| OTHER       |               |           |         |      |        |
| SELECTED    |               |           |         |      |        |
|             |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
| (TOTAL OF   |               |           |         |      |        |
| 1,677 PARTS |               |           |         |      |        |
| INSPECTED)  |               |           |         |      |        |
|             |               |           |         |      |        |
| \- THREE    |               |           |         |      |        |
| ADDITIONAL  |               |           |         |      |        |
| PART        |               |           |         |      |        |
| NUMBERS     |               |           |         |      |        |
| (8091499199 |               |           |         |      |        |
| 7-009/-010, |               |           |         |      |        |
|             |               |           |         |      |        |
| 8091        |               |           |         |      |        |
| 4091996-019 |               |           |         |      |        |
| LH2 FRAME   |               |           |         |      |        |
| S           |               |           |         |      |        |
| TABILIZERS) |               |           |         |      |        |
| HAVE BEEN   |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| AS          |               |           |         |      |        |
|             |               |           |         |      |        |
| HAVING      |               |           |         |      |        |
| MINOR UNDER |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SCREPANCIES |               |           |         |      |        |
|             |               |           |         |      |        |
| \- SPECIAL  |               |           |         |      |        |
| IN          |               |           |         |      |        |
| VESTIGATION |               |           |         |      |        |
| SI-93-S013  |               |           |         |      |        |
| HAS BEEN    |               |           |         |      |        |
| INITIATED   |               |           |         |      |        |
| TO          |               |           |         |      |        |
|             |               |           |         |      |        |
| ADDRESS THE |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SCREPANCIES |               |           |         |      |        |
| ON THE LH2  |               |           |         |      |        |
| FRAME       |               |           |         |      |        |
| STABILIZERS |               |           |         |      |        |
|             |               |           |         |      |        |
| THESE ARE   |               |           |         |      |        |
| NOT         |               |           |         |      |        |
| CRITICAL    |               |           |         |      |        |
| PARTS PER   |               |           |         |      |        |
| STRESS      |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| (ADEQUATE   |               |           |         |      |        |
|             |               |           |         |      |        |
| STRENGTH    |               |           |         |      |        |
| EXISTS FOR  |               |           |         |      |        |
| WORST CASE  |               |           |         |      |        |
| THICKNESS)  |               |           |         |      |        |
|             |               |           |         |      |        |
| SHEET STOCK |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| ISSUE:      |               |           |         |      |        |
|             |               |           |         |      |        |
| \*1)        |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| 854 PARTS   |               |           |         |      |        |
| WITH SHEET  |               |           |         |      |        |
| STOCK       |               |           |         |      |        |
| TOLERANCES. |               |           |         |      |        |
| AN          |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| ANALYSIS    |               |           |         |      |        |
| WILL BE     |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
| ON ALL 854  |               |           |         |      |        |
| PARTS TO    |               |           |         |      |        |
| ASSURE      |               |           |         |      |        |
|             |               |           |         |      |        |
| THAT        |               |           |         |      |        |
| FACTO       |               |           |         |      |        |
| R-OF-SAFETY |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
| HAVE NOT    |               |           |         |      |        |
| BEEN        |               |           |         |      |        |
| IMPACTED.   |               |           |         |      |        |
| MATERIEL    |               |           |         |      |        |
|             |               |           |         |      |        |
| OPERATIONS  |               |           |         |      |        |
| WILL        |               |           |         |      |        |
| PROVIDE     |               |           |         |      |        |
| ACTUAL      |               |           |         |      |        |
| SHEET/PLATE |               |           |         |      |        |
| STOCK SIZE  |               |           |         |      |        |
| INFORMATION |               |           |         |      |        |
|             |               |           |         |      |        |
| FROM        |               |           |         |      |        |
| VENDORS ON  |               |           |         |      |        |
| M           |               |           |         |      |        |
| ANUFACTURED |               |           |         |      |        |
| PARTS, AS   |               |           |         |      |        |
| NECESSARY,  |               |           |         |      |        |
| TO SUPPORT  |               |           |         |      |        |
| THE         |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| ANALYSIS    |               |           |         |      |        |
|             |               |           |         |      |        |
| RESP        |               |           |         |      |        |
| ONSIBILITY: |               |           |         |      |        |
| M.R.        |               |           |         |      |        |
| SIMMS/G.    |               |           |         |      |        |
| COPELAND/N. |               |           |         |      |        |
| JAMES       |               |           |         |      |        |
|             |               |           |         |      |        |
| COMPLETED:  |               |           |         |      |        |
| 03/18/94    |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT:  |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| HAS         |               |           |         |      |        |
| COMPLETED   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| ANALYSIS OF |               |           |         |      |        |
| ALL 854     |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
|             |               |           |         |      |        |
| USING WORST |               |           |         |      |        |
| CASE        |               |           |         |      |        |
| MINIMUM     |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| OR ACTUAL   |               |           |         |      |        |
| SHEET/PLATE |               |           |         |      |        |
| STOCK SIZE  |               |           |         |      |        |
|             |               |           |         |      |        |
| AND         |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| INFORMATION |               |           |         |      |        |
| PROVIDED BY |               |           |         |      |        |
| MATERIEL    |               |           |         |      |        |
| OPERATIONS, |               |           |         |      |        |
|             |               |           |         |      |        |
| AND HAS     |               |           |         |      |        |
| DETERMINED  |               |           |         |      |        |
| THAT ALL    |               |           |         |      |        |
| PARTS MEET  |               |           |         |      |        |
| EIS         |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| WILL MAKE   |               |           |         |      |        |
| CHANGES TO  |               |           |         |      |        |
| THE         |               |           |         |      |        |
| DRAWINGS    |               |           |         |      |        |
| FOR ALL     |               |           |         |      |        |
| PARTS MADE  |               |           |         |      |        |
|             |               |           |         |      |        |
| FROM SHEET  |               |           |         |      |        |
| STOCK BY    |               |           |         |      |        |
| INSERTING A |               |           |         |      |        |
| NOTE        |               |           |         |      |        |
| CALLING OUT |               |           |         |      |        |
| THE NOMINAL |               |           |         |      |        |
| SHEET       |               |           |         |      |        |
|             |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| AND         |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| ALLOWED ON  |               |           |         |      |        |
| THE         |               |           |         |      |        |
| FINISHED    |               |           |         |      |        |
| PRODUCT.    |               |           |         |      |        |
| (REFERENCE  |               |           |         |      |        |
|             |               |           |         |      |        |
| CLASS 2     |               |           |         |      |        |
| CHANGE      |               |           |         |      |        |
| SUMMARY     |               |           |         |      |        |
| J31148)     |               |           |         |      |        |
|             |               |           |         |      |        |
| AN INTERIM  |               |           |         |      |        |
| MEMO        |               |           |         |      |        |
| (AP-08      |               |           |         |      |        |
| 93-RJE-074) |               |           |         |      |        |
| HAS BEEN    |               |           |         |      |        |
| ISSUED TO   |               |           |         |      |        |
| ALL         |               |           |         |      |        |
| AFFECTED    |               |           |         |      |        |
|             |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| FROM MAF    |               |           |         |      |        |
| MATERIEL    |               |           |         |      |        |
| OPERATIONS. |               |           |         |      |        |
| THIS LETTER |               |           |         |      |        |
| STATED      |               |           |         |      |        |
| THAT,       |               |           |         |      |        |
|             |               |           |         |      |        |
| \"SHEET AND |               |           |         |      |        |
| PLATE RAW   |               |           |         |      |        |
| MATERIAL    |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| TOLERANCES  |               |           |         |      |        |
| SHALL NOT   |               |           |         |      |        |
| EXCEED      |               |           |         |      |        |
|             |               |           |         |      |        |
| THOSE ANSI  |               |           |         |      |        |
| TOLERANCES  |               |           |         |      |        |
| SPECIFIED   |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| MATERIALS   |               |           |         |      |        |
| 78.74       |               |           |         |      |        |
| INCHES OR   |               |           |         |      |        |
| LESS        |               |           |         |      |        |
|             |               |           |         |      |        |
| IN WIDTH.   |               |           |         |      |        |
| STOCK MAY   |               |           |         |      |        |
| BE PROCURED |               |           |         |      |        |
| IN WIDTHS   |               |           |         |      |        |
| GREATER     |               |           |         |      |        |
| THAN 78.74  |               |           |         |      |        |
| INCHES      |               |           |         |      |        |
|             |               |           |         |      |        |
| BUT MUST    |               |           |         |      |        |
| MEET THE    |               |           |         |      |        |
| MINIMUM     |               |           |         |      |        |
| ANSI        |               |           |         |      |        |
| SPECIFIED   |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| TOLERANCES  |               |           |         |      |        |
| FOR         |               |           |         |      |        |
|             |               |           |         |      |        |
| THE         |               |           |         |      |        |
| NARROWER    |               |           |         |      |        |
| STOCK. THIS |               |           |         |      |        |
| MEMO WILL   |               |           |         |      |        |
| BE PROVIDED |               |           |         |      |        |
| TO ANY NEW  |               |           |         |      |        |
|             |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| UNTIL THE   |               |           |         |      |        |
| DRAWING     |               |           |         |      |        |
| UPDATES ARE |               |           |         |      |        |
| RELEASED    |               |           |         |      |        |
|             |               |           |         |      |        |
| \* TASK II. |               |           |         |      |        |
| CORRECTIVE  |               |           |         |      |        |
| ACTIONS     |               |           |         |      |        |
|             |               |           |         |      |        |
| WEB         |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| ISSUE:      |               |           |         |      |        |
|             |               |           |         |      |        |
| 1\)         |               |           |         |      |        |
| PI-3001-2   |               |           |         |      |        |
| (CHEMICAL   |               |           |         |      |        |
| FILM        |               |           |         |      |        |
| APPLICATIO  |               |           |         |      |        |
| N/AUXILIARY |               |           |         |      |        |
| LINE) HAS   |               |           |         |      |        |
| BEEN        |               |           |         |      |        |
|             |               |           |         |      |        |
| REVISED FOR |               |           |         |      |        |
| THE         |               |           |         |      |        |
| TEMPORARY   |               |           |         |      |        |
| TANKS AT    |               |           |         |      |        |
| MCI, AND    |               |           |         |      |        |
| THE         |               |           |         |      |        |
| MA          |               |           |         |      |        |
| NUFACTURING |               |           |         |      |        |
|             |               |           |         |      |        |
| TRAVELERS   |               |           |         |      |        |
| HAVE BEEN   |               |           |         |      |        |
| REVISED TO  |               |           |         |      |        |
| PROVIDE     |               |           |         |      |        |
| APPROPRIATE |               |           |         |      |        |
| BUY-OFFS    |               |           |         |      |        |
|             |               |           |         |      |        |
| 2\)         |               |           |         |      |        |
| PROCESSES   |               |           |         |      |        |
| THAT ARE    |               |           |         |      |        |
| NOT A PART  |               |           |         |      |        |
| OF THE      |               |           |         |      |        |
| TRAVELER,   |               |           |         |      |        |
| SUCH AS     |               |           |         |      |        |
| BELT        |               |           |         |      |        |
|             |               |           |         |      |        |
| SANDING AND |               |           |         |      |        |
| MULTIPLE    |               |           |         |      |        |
| ETCHING,    |               |           |         |      |        |
| WILL BE     |               |           |         |      |        |
| CONSIDERED  |               |           |         |      |        |
| REWORK AND  |               |           |         |      |        |
| WILL        |               |           |         |      |        |
|             |               |           |         |      |        |
| BE          |               |           |         |      |        |
| DOCUMENTED  |               |           |         |      |        |
| ON          |               |           |         |      |        |
| APPROPRIATE |               |           |         |      |        |
| PAPER AND   |               |           |         |      |        |
| INCLUDE     |               |           |         |      |        |
| REV         |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
|             |               |           |         |      |        |
| OF          |               |           |         |      |        |
| DIMENSIONS  |               |           |         |      |        |
|             |               |           |         |      |        |
| \* 3) THE   |               |           |         |      |        |
| TEMPORARY   |               |           |         |      |        |
| TANKS WILL  |               |           |         |      |        |
| BE REWORKED |               |           |         |      |        |
| NOW THAT    |               |           |         |      |        |
| PI-3001-2   |               |           |         |      |        |
| HAS         |               |           |         |      |        |
|             |               |           |         |      |        |
| BEEN        |               |           |         |      |        |
| APPROVED    |               |           |         |      |        |
| AND WILL BE |               |           |         |      |        |
| USED TO     |               |           |         |      |        |
| PROCESS     |               |           |         |      |        |
| Z-FRAMES IN |               |           |         |      |        |
| DECEMBER    |               |           |         |      |        |
|             |               |           |         |      |        |
| 1993        |               |           |         |      |        |
|             |               |           |         |      |        |
| -           |               |           |         |      |        |
| ECD:12/6/93 |               |           |         |      |        |
|             |               |           |         |      |        |
| -E          |               |           |         |      |        |
| CD:1/14/94: |               |           |         |      |        |
| PENDING     |               |           |         |      |        |
| RECEIPT OF  |               |           |         |      |        |
| MATERIAL    |               |           |         |      |        |
| NEEDED TO   |               |           |         |      |        |
| COMPLETE    |               |           |         |      |        |
|             |               |           |         |      |        |
| THE REWORK  |               |           |         |      |        |
| (POOL       |               |           |         |      |        |
| LINERS).    |               |           |         |      |        |
| SCHEDULED   |               |           |         |      |        |
| FOR RECEIPT |               |           |         |      |        |
| AROUND      |               |           |         |      |        |
| JANUARY     |               |           |         |      |        |
|             |               |           |         |      |        |
| 1, 1994     |               |           |         |      |        |
|             |               |           |         |      |        |
| -COMPLETE:  |               |           |         |      |        |
| 2/18/94     |               |           |         |      |        |
|             |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| STATEMENT   |               |           |         |      |        |
|             |               |           |         |      |        |
| RELIABILITY |               |           |         |      |        |
| ASSURANCE   |               |           |         |      |        |
| AND         |               |           |         |      |        |
| PROCUREMENT |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| ALONG WITH  |               |           |         |      |        |
| TWO NASA    |               |           |         |      |        |
|             |               |           |         |      |        |
| REPR        |               |           |         |      |        |
| ESENTATIVES |               |           |         |      |        |
| WITNESSED   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| R           |               |           |         |      |        |
| EVALIDATION |               |           |         |      |        |
| PROCEDURES  |               |           |         |      |        |
| ON THE      |               |           |         |      |        |
|             |               |           |         |      |        |
| TEMPORARY   |               |           |         |      |        |
| ETCH TANKS  |               |           |         |      |        |
| AT MCI ON   |               |           |         |      |        |
| FEBRUARY    |               |           |         |      |        |
| 18, 1994.   |               |           |         |      |        |
| ONE Z-FRAME |               |           |         |      |        |
| WAS         |               |           |         |      |        |
|             |               |           |         |      |        |
| PROCESSED   |               |           |         |      |        |
| AND MCI     |               |           |         |      |        |
| D           |               |           |         |      |        |
| EMONSTRATED |               |           |         |      |        |
| THAT THE    |               |           |         |      |        |
| INTEGRITY   |               |           |         |      |        |
| OF THE      |               |           |         |      |        |
| PROCESS     |               |           |         |      |        |
|             |               |           |         |      |        |
| WILL BE     |               |           |         |      |        |
| ENSURED     |               |           |         |      |        |
| WITH THE    |               |           |         |      |        |
| ADDED       |               |           |         |      |        |
| IM          |               |           |         |      |        |
| PROVEMENTS: |               |           |         |      |        |
|             |               |           |         |      |        |
| \- ELECTRIC |               |           |         |      |        |
| TIMER WITH  |               |           |         |      |        |
| ALARM TO    |               |           |         |      |        |
| SIGNAL THE  |               |           |         |      |        |
| COMPLETION  |               |           |         |      |        |
| OF EACH     |               |           |         |      |        |
|             |               |           |         |      |        |
| STEP IN THE |               |           |         |      |        |
| PROCESS     |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| STAINLESS   |               |           |         |      |        |
| STEEL       |               |           |         |      |        |
| SUPPORTS TO |               |           |         |      |        |
| HOLD DOWN   |               |           |         |      |        |
| THE POOL    |               |           |         |      |        |
| LINERS AND  |               |           |         |      |        |
|             |               |           |         |      |        |
| THE PVC     |               |           |         |      |        |
| TUBING FOR  |               |           |         |      |        |
| AIR         |               |           |         |      |        |
| AGITATION   |               |           |         |      |        |
|             |               |           |         |      |        |
| \- RECORDED |               |           |         |      |        |
| TEMPERATURE |               |           |         |      |        |
| CHECKS AT   |               |           |         |      |        |
| BOTH ENDS   |               |           |         |      |        |
| OF THE ETCH |               |           |         |      |        |
| TANK        |               |           |         |      |        |
|             |               |           |         |      |        |
| \- PLASTIC  |               |           |         |      |        |
| PERFORATED  |               |           |         |      |        |
| BOX TO      |               |           |         |      |        |
| ENCLOSE THE |               |           |         |      |        |
| HEATER      |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| ON FINISHED |               |           |         |      |        |
| PRODUCTS    |               |           |         |      |        |
|             |               |           |         |      |        |
| \* 4)       |               |           |         |      |        |
| SCAR-93-046 |               |           |         |      |        |
| WAS ISSUED  |               |           |         |      |        |
| TO THE      |               |           |         |      |        |
| SUPPLIER    |               |           |         |      |        |
| (MACHINE    |               |           |         |      |        |
| CRAFT       |               |           |         |      |        |
|             |               |           |         |      |        |
| IN          |               |           |         |      |        |
| CORPORATED) |               |           |         |      |        |
|             |               |           |         |      |        |
| SHEET STOCK |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| ISSUE:      |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| WILL MAKE A |               |           |         |      |        |
| CLASS 2     |               |           |         |      |        |
| CHANGE TO   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| DRAWING FOR |               |           |         |      |        |
|             |               |           |         |      |        |
| ALL         |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
| CALLING OUT |               |           |         |      |        |
| NOMINAL     |               |           |         |      |        |
| SHEET       |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| AND         |               |           |         |      |        |
|             |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| FOR THE     |               |           |         |      |        |
| FINISHED    |               |           |         |      |        |
| PRODUCT.    |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| WILL ALSO   |               |           |         |      |        |
| REVISE      |               |           |         |      |        |
|             |               |           |         |      |        |
| PROCEDURES  |               |           |         |      |        |
| MANUALS TO  |               |           |         |      |        |
| REQUIRE     |               |           |         |      |        |
| THAT DESIGN |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| AND         |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| ARE         |               |           |         |      |        |
|             |               |           |         |      |        |
| CALLED OUT  |               |           |         |      |        |
| ON ALL      |               |           |         |      |        |
| FUTURE      |               |           |         |      |        |
| DRAWINGS    |               |           |         |      |        |
| (REF. CLASS |               |           |         |      |        |
| 2 CHANGE    |               |           |         |      |        |
| #J11348)    |               |           |         |      |        |
|             |               |           |         |      |        |
| AN INTERIM  |               |           |         |      |        |
| MEMO (REF   |               |           |         |      |        |
| MEMO        |               |           |         |      |        |
| AP-08       |               |           |         |      |        |
| 93-RJE-074) |               |           |         |      |        |
| HAS BEEN    |               |           |         |      |        |
| ISSUED BY   |               |           |         |      |        |
|             |               |           |         |      |        |
| MATERIEL    |               |           |         |      |        |
| OPERATIONS  |               |           |         |      |        |
| TO THE      |               |           |         |      |        |
| PRESENT     |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| AND WILL BE |               |           |         |      |        |
| ISSUED TO   |               |           |         |      |        |
|             |               |           |         |      |        |
| THE FUTURE  |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| OF THE 854  |               |           |         |      |        |
| AFFECTED    |               |           |         |      |        |
| PARTS. THIS |               |           |         |      |        |
| MEMO STATES |               |           |         |      |        |
| THAT        |               |           |         |      |        |
|             |               |           |         |      |        |
| THE         |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| SHALL NOT   |               |           |         |      |        |
| EXCEED ANSI |               |           |         |      |        |
| TOLERANCES  |               |           |         |      |        |
| SPECIFIED   |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| MATERIAL    |               |           |         |      |        |
|             |               |           |         |      |        |
| 78.74       |               |           |         |      |        |
| INCHES OR   |               |           |         |      |        |
| LESS IN     |               |           |         |      |        |
| WIDTH.      |               |           |         |      |        |
| PROCUREMENT |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| WILL ASSURE |               |           |         |      |        |
| THAT        |               |           |         |      |        |
|             |               |           |         |      |        |
| THE         |               |           |         |      |        |
| RESPONSIBLE |               |           |         |      |        |
| SUPPLIER    |               |           |         |      |        |
| OPERATES IN |               |           |         |      |        |
| ACCORDANCE  |               |           |         |      |        |
| WITH THIS   |               |           |         |      |        |
| MEMO UNTIL  |               |           |         |      |        |
|             |               |           |         |      |        |
| THE DRAWING |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
| ARE CHANGED |               |           |         |      |        |
|             |               |           |         |      |        |
| \*TASK III. |               |           |         |      |        |
| FLEET       |               |           |         |      |        |
| CLEARANCE   |               |           |         |      |        |
|             |               |           |         |      |        |
| WEB         |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| ISSUE:      |               |           |         |      |        |
|             |               |           |         |      |        |
| ETS THROUGH |               |           |         |      |        |
| ET-59 HAVE  |               |           |         |      |        |
| BEEN        |               |           |         |      |        |
| CLEARED     |               |           |         |      |        |
| SINCE THEY  |               |           |         |      |        |
| WERE ISSUED |               |           |         |      |        |
|             |               |           |         |      |        |
| 8091        |               |           |         |      |        |
| 4801980-XXX |               |           |         |      |        |
| PARTS FROM  |               |           |         |      |        |
| A PREVIOUS  |               |           |         |      |        |
| VENDOR      |               |           |         |      |        |
| (TELEDYNE   |               |           |         |      |        |
| AERO-CAL)   |               |           |         |      |        |
|             |               |           |         |      |        |
| BEFORE      |               |           |         |      |        |
| RECEIPT OF  |               |           |         |      |        |
| MCI PARTS   |               |           |         |      |        |
| IN JANUARY  |               |           |         |      |        |
| 1989        |               |           |         |      |        |
|             |               |           |         |      |        |
| \-          |               |           |         |      |        |
| DO          |               |           |         |      |        |
| CUMENTATION |               |           |         |      |        |
| HAS BEEN    |               |           |         |      |        |
| PROVIDED TO |               |           |         |      |        |
| VERIFY THAT |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
|             |               |           |         |      |        |
| M           |               |           |         |      |        |
| EASUREMENTS |               |           |         |      |        |
| WERE TAKEN  |               |           |         |      |        |
| OF WEB      |               |           |         |      |        |
| DETAILS     |               |           |         |      |        |
| PRIOR TO    |               |           |         |      |        |
| ETCHING AND |               |           |         |      |        |
|             |               |           |         |      |        |
| CHEM        |               |           |         |      |        |
| FILMING     |               |           |         |      |        |
| WITH        |               |           |         |      |        |
| RECORDED    |               |           |         |      |        |
| READINGS OF |               |           |         |      |        |
| .050\" +/-  |               |           |         |      |        |
| .004\". THE |               |           |         |      |        |
| WEBS        |               |           |         |      |        |
|             |               |           |         |      |        |
| WERE THEN   |               |           |         |      |        |
| SENT TO A   |               |           |         |      |        |
| SU          |               |           |         |      |        |
| BCONTRACTOR |               |           |         |      |        |
| (DVI) FOR A |               |           |         |      |        |
| CONTROLLED  |               |           |         |      |        |
|             |               |           |         |      |        |
| ETCHING     |               |           |         |      |        |
| PROCESS     |               |           |         |      |        |
| (DATA       |               |           |         |      |        |
| PROVIDED).  |               |           |         |      |        |
| UPON RETURN |               |           |         |      |        |
| OF THE      |               |           |         |      |        |
| PARTS TO    |               |           |         |      |        |
|             |               |           |         |      |        |
| TELEDYNE    |               |           |         |      |        |
| AERO-CAL,   |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| M           |               |           |         |      |        |
| EASUREMENTS |               |           |         |      |        |
| WERE TAKEN  |               |           |         |      |        |
| AGAIN AND   |               |           |         |      |        |
|             |               |           |         |      |        |
| ACCEPTED BY |               |           |         |      |        |
| MMMSS       |               |           |         |      |        |
| PROCUREMENT |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| REP         |               |           |         |      |        |
| RESENTATIVE |               |           |         |      |        |
|             |               |           |         |      |        |
| ETS 60 THRU |               |           |         |      |        |
| 68, 70 AND  |               |           |         |      |        |
| 71 HAVE     |               |           |         |      |        |
| BEEN        |               |           |         |      |        |
| CLEARED BY  |               |           |         |      |        |
| MULTI-      |               |           |         |      |        |
| EFFECTIVITY |               |           |         |      |        |
| MARS        |               |           |         |      |        |
|             |               |           |         |      |        |
| T-125467,   |               |           |         |      |        |
| BASED ON    |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| RATIONALE   |               |           |         |      |        |
| (FACTO      |               |           |         |      |        |
| R-OF-SAFETY |               |           |         |      |        |
| = 1.58 VS   |               |           |         |      |        |
|             |               |           |         |      |        |
| 1.26        |               |           |         |      |        |
| REQUIRED)   |               |           |         |      |        |
|             |               |           |         |      |        |
| ETS 69 AND  |               |           |         |      |        |
| 74 HAVE     |               |           |         |      |        |
| BEEN        |               |           |         |      |        |
| INSPECTED   |               |           |         |      |        |
| PER DC&R    |               |           |         |      |        |
| S-93-006B   |               |           |         |      |        |
| AND         |               |           |         |      |        |
| PA157381    |               |           |         |      |        |
|             |               |           |         |      |        |
| R           |               |           |         |      |        |
| ESPECTIVELY |               |           |         |      |        |
| AND NO WEB  |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SCREPANCIES |               |           |         |      |        |
| WERE FOUND  |               |           |         |      |        |
|             |               |           |         |      |        |
| ETS 72, 73  |               |           |         |      |        |
| AND 75 WERE |               |           |         |      |        |
| FOUND TO    |               |           |         |      |        |
| HAVE        |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SCREPANCIES |               |           |         |      |        |
| ON ONE      |               |           |         |      |        |
|             |               |           |         |      |        |
| PANEL PER   |               |           |         |      |        |
| EACH        |               |           |         |      |        |
| E           |               |           |         |      |        |
| FFECTIVITY. |               |           |         |      |        |
| THESE       |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SCREPANCIES |               |           |         |      |        |
| HAVE BEEN   |               |           |         |      |        |
| CLEARED BY  |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| RATIONALE   |               |           |         |      |        |
| BASED ON    |               |           |         |      |        |
| WORST CASE  |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| OF .039\"   |               |           |         |      |        |
| (REF        |               |           |         |      |        |
|             |               |           |         |      |        |
| TASK I,     |               |           |         |      |        |
| ITEM 3)     |               |           |         |      |        |
|             |               |           |         |      |        |
| MARS:       |               |           |         |      |        |
|             |               |           |         |      |        |
| ET-72; MARS |               |           |         |      |        |
| T-129062,   |               |           |         |      |        |
| MIN.        |               |           |         |      |        |
| THICKNESS = |               |           |         |      |        |
| .0401\"     |               |           |         |      |        |
|             |               |           |         |      |        |
| ET-73; MARS |               |           |         |      |        |
| T-125737,   |               |           |         |      |        |
| MIN.        |               |           |         |      |        |
| THICKNESS = |               |           |         |      |        |
| .0452\"     |               |           |         |      |        |
|             |               |           |         |      |        |
| ET-75; MARS |               |           |         |      |        |
| T-121893,   |               |           |         |      |        |
| MIN.        |               |           |         |      |        |
| THICKNESS = |               |           |         |      |        |
| .0446\"     |               |           |         |      |        |
|             |               |           |         |      |        |
| ET-76 AND   |               |           |         |      |        |
| UP HAVE     |               |           |         |      |        |
| BEEN        |               |           |         |      |        |
| CLEARED BY  |               |           |         |      |        |
| INSPECTION  |               |           |         |      |        |
| OF MAF      |               |           |         |      |        |
| STOCK AND   |               |           |         |      |        |
| FUTURE      |               |           |         |      |        |
|             |               |           |         |      |        |
| FINISHED    |               |           |         |      |        |
| PRODUCT     |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| CHECKS AT   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| SUPPLIER    |               |           |         |      |        |
|             |               |           |         |      |        |
| SHEET STOCK |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| ISSUE:      |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| EVALUATE    |               |           |         |      |        |
| 854 PARTS   |               |           |         |      |        |
| FOR WORST   |               |           |         |      |        |
| CASE        |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| TOLERANCES  |               |           |         |      |        |
|             |               |           |         |      |        |
| USING       |               |           |         |      |        |
| EITHER THE  |               |           |         |      |        |
| ANSI OR     |               |           |         |      |        |
| \"BLOCK\"   |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
| AND CLEARED |               |           |         |      |        |
|             |               |           |         |      |        |
| 685 PARTS,  |               |           |         |      |        |
| AS MEETING  |               |           |         |      |        |
| THE EIS     |               |           |         |      |        |
| FACTO       |               |           |         |      |        |
| R-OF-SAFETY |               |           |         |      |        |
| REQUIREMENT |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| THEN        |               |           |         |      |        |
| EVALUATED   |               |           |         |      |        |
| THE 169     |               |           |         |      |        |
| REMAINING   |               |           |         |      |        |
| PARTS WHICH |               |           |         |      |        |
| COULD NOT   |               |           |         |      |        |
| BE          |               |           |         |      |        |
|             |               |           |         |      |        |
| CLEARED     |               |           |         |      |        |
| USING THE   |               |           |         |      |        |
| WORST CASE  |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| TOLERANCES. |               |           |         |      |        |
| UTILIZING   |               |           |         |      |        |
| THE         |               |           |         |      |        |
|             |               |           |         |      |        |
| ACTUAL      |               |           |         |      |        |
| SHEET STOCK |               |           |         |      |        |
| SIZES USED  |               |           |         |      |        |
| BY AND      |               |           |         |      |        |
| REPORTED BY |               |           |         |      |        |
| THE         |               |           |         |      |        |
| SUPPLIERS,  |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| DETERMINED  |               |           |         |      |        |
| THAT THERE  |               |           |         |      |        |
| WERE NO     |               |           |         |      |        |
| FACTO       |               |           |         |      |        |
| R-OF-SAFETY |               |           |         |      |        |
| VIOLATIONS  |               |           |         |      |        |
|             |               |           |         |      |        |
| WITH THE    |               |           |         |      |        |
| 169         |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| PARTS       |               |           |         |      |        |
|             |               |           |         |      |        |
| THE RESULTS |               |           |         |      |        |
| OF          |               |           |         |      |        |
| ENG         |               |           |         |      |        |
| INEERING\'S |               |           |         |      |        |
| EVALUATION  |               |           |         |      |        |
| OF ALL 854  |               |           |         |      |        |
| PARTS IS    |               |           |         |      |        |
| ADDRESSED   |               |           |         |      |        |
|             |               |           |         |      |        |
| IN DETAIL   |               |           |         |      |        |
| IN MEMOS    |               |           |         |      |        |
| #4          |               |           |         |      |        |
| 130-93-073, |               |           |         |      |        |
| #           |               |           |         |      |        |
| 4130-94-003 |               |           |         |      |        |
| AND         |               |           |         |      |        |
| #           |               |           |         |      |        |
| 4430-94-004 |               |           |         |      |        |
|             |               |           |         |      |        |
| (\"SHEET    |               |           |         |      |        |
| STOCK       |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| ISSUE\")    |               |           |         |      |        |
|             |               |           |         |      |        |
| CAUSE:      |               |           |         |      |        |
|             |               |           |         |      |        |
| 1\)         |               |           |         |      |        |
| IN          |               |           |         |      |        |
| VESTIGATION |               |           |         |      |        |
| OF          |               |           |         |      |        |
| SU          |               |           |         |      |        |
| BCONTRACTOR |               |           |         |      |        |
| (MCI) BUILD |               |           |         |      |        |
| PROCESS     |               |           |         |      |        |
| REVEALED    |               |           |         |      |        |
| LACK        |               |           |         |      |        |
|             |               |           |         |      |        |
| OF ADEQUATE |               |           |         |      |        |
| CONTROLS ON |               |           |         |      |        |
| THE ETCHING |               |           |         |      |        |
| PROCESS AND |               |           |         |      |        |
| NO          |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
|             |               |           |         |      |        |
| V           |               |           |         |      |        |
| ERIFICATION |               |           |         |      |        |
| AFTER       |               |           |         |      |        |
| ETCHING     |               |           |         |      |        |
|             |               |           |         |      |        |
| 2\) MCI     |               |           |         |      |        |
| REPORTED    |               |           |         |      |        |
| THAT 10-15  |               |           |         |      |        |
| SHEETS OF   |               |           |         |      |        |
| MATERIAL    |               |           |         |      |        |
| WERE SANDED |               |           |         |      |        |
| USING AN    |               |           |         |      |        |
|             |               |           |         |      |        |
| AUTOMATED   |               |           |         |      |        |
| GRINDING    |               |           |         |      |        |
| MACHINE TO  |               |           |         |      |        |
| REMOVE      |               |           |         |      |        |
| SCRATCHES   |               |           |         |      |        |
| FROM RAW    |               |           |         |      |        |
| STOCK       |               |           |         |      |        |
|             |               |           |         |      |        |
| DURING THE  |               |           |         |      |        |
| FIRST       |               |           |         |      |        |
| SHIPSET     |               |           |         |      |        |
| QUANTITIES  |               |           |         |      |        |
|             |               |           |         |      |        |
| NOTE: THE   |               |           |         |      |        |
| CAUSE FOR   |               |           |         |      |        |
| THE PROBLEM |               |           |         |      |        |
| ADDRESSED   |               |           |         |      |        |
| IN \"NOTE   |               |           |         |      |        |
| 4\" IS      |               |           |         |      |        |
| ATTRIBUTED  |               |           |         |      |        |
|             |               |           |         |      |        |
| TO AN       |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| OVERSIGHT   |               |           |         |      |        |
| OF SHEET    |               |           |         |      |        |
| STOCK       |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
|             |               |           |         |      |        |
| RE          |               |           |         |      |        |
| QUIREMENTS, |               |           |         |      |        |
| AND TO      |               |           |         |      |        |
| CERTAIN     |               |           |         |      |        |
| VENDORS     |               |           |         |      |        |
| MISI        |               |           |         |      |        |
| NTERPRETING |               |           |         |      |        |
| THE         |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| DRAWING     |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
|             |               |           |         |      |        |
| \*TASK IV.  |               |           |         |      |        |
| CAPS        |               |           |         |      |        |
| CLOSURE     |               |           |         |      |        |
| SUMMARY     |               |           |         |      |        |
|             |               |           |         |      |        |
| WEB         |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| ISSUE:      |               |           |         |      |        |
|             |               |           |         |      |        |
| RELATIVE TO |               |           |         |      |        |
| ANSI        |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
| FOR SHEET   |               |           |         |      |        |
| STOCK       |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
|             |               |           |         |      |        |
| TOLERANCES, |               |           |         |      |        |
| VARIOUS     |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SCREPANCIES |               |           |         |      |        |
| WERE FOUND  |               |           |         |      |        |
| IN THE WEB  |               |           |         |      |        |
| DETAILS OF  |               |           |         |      |        |
|             |               |           |         |      |        |
| LH2 FRAME   |               |           |         |      |        |
| SEGMENT     |               |           |         |      |        |
| ASSEMBLIES  |               |           |         |      |        |
| RECEIVED    |               |           |         |      |        |
| FROM        |               |           |         |      |        |
| MACHINE     |               |           |         |      |        |
| CRAFT       |               |           |         |      |        |
| I           |               |           |         |      |        |
| NCORPORATED |               |           |         |      |        |
|             |               |           |         |      |        |
| (MCI).      |               |           |         |      |        |
| BASED ON A  |               |           |         |      |        |
| WORST CASE  |               |           |         |      |        |
| PREDICTED   |               |           |         |      |        |
| CONDITION   |               |           |         |      |        |
| OF .039\"   |               |           |         |      |        |
|             |               |           |         |      |        |
| (99%        |               |           |         |      |        |
| PROBABILITY |               |           |         |      |        |
| AND A 95%   |               |           |         |      |        |
| CONFIDENCE  |               |           |         |      |        |
| LEVEL) ALL  |               |           |         |      |        |
| WEB DETAILS |               |           |         |      |        |
| WERE        |               |           |         |      |        |
|             |               |           |         |      |        |
| DI          |               |           |         |      |        |
| SPOSITIONED |               |           |         |      |        |
| \"USE AS    |               |           |         |      |        |
| IS\". AN    |               |           |         |      |        |
| IN          |               |           |         |      |        |
| VESTIGATION |               |           |         |      |        |
| INTO MCI    |               |           |         |      |        |
| BUILD       |               |           |         |      |        |
| PROCESSES   |               |           |         |      |        |
|             |               |           |         |      |        |
| REVEALED A  |               |           |         |      |        |
| LACK OF     |               |           |         |      |        |
| CONTROLS ON |               |           |         |      |        |
| THE ETCHING |               |           |         |      |        |
| PROCESS AND |               |           |         |      |        |
| REPORTS OF  |               |           |         |      |        |
|             |               |           |         |      |        |
| U           |               |           |         |      |        |
| NAUTHORIZED |               |           |         |      |        |
| SANDING ON  |               |           |         |      |        |
| 10 - 15     |               |           |         |      |        |
| SHEETS OF   |               |           |         |      |        |
| MATERIAL.   |               |           |         |      |        |
| MCI         |               |           |         |      |        |
| ADDRESSED   |               |           |         |      |        |
|             |               |           |         |      |        |
| CORRECTIVE  |               |           |         |      |        |
| ACTION BY   |               |           |         |      |        |
| REVISING    |               |           |         |      |        |
| PI-3001-2   |               |           |         |      |        |
| (CHEMICAL   |               |           |         |      |        |
| FILM        |               |           |         |      |        |
|             |               |           |         |      |        |
| APPLICATIO  |               |           |         |      |        |
| N/AUXILIARY |               |           |         |      |        |
| LINE) FOR   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| TEMPORARY   |               |           |         |      |        |
| TANKS TO    |               |           |         |      |        |
| PROVIDE     |               |           |         |      |        |
|             |               |           |         |      |        |
| APPROPRIATE |               |           |         |      |        |
| BUY-OFFS,   |               |           |         |      |        |
| AND HAS     |               |           |         |      |        |
| ALSO        |               |           |         |      |        |
| ENSURED     |               |           |         |      |        |
| THAT NO     |               |           |         |      |        |
| U           |               |           |         |      |        |
| NAUTHORIZED |               |           |         |      |        |
|             |               |           |         |      |        |
| REWORK      |               |           |         |      |        |
| (EXAMPLE:   |               |           |         |      |        |
| SANDING)    |               |           |         |      |        |
| WILL BE     |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
| WITHOUT     |               |           |         |      |        |
| PROPER      |               |           |         |      |        |
|             |               |           |         |      |        |
| DOC         |               |           |         |      |        |
| UMENTATION. |               |           |         |      |        |
| THE         |               |           |         |      |        |
| TEMPORARY   |               |           |         |      |        |
| TANKS HAVE  |               |           |         |      |        |
| ALSO BEEN   |               |           |         |      |        |
| UPGRADED    |               |           |         |      |        |
| AND THE     |               |           |         |      |        |
|             |               |           |         |      |        |
| ETCH        |               |           |         |      |        |
| PROCESS     |               |           |         |      |        |
| REVALIDATED |               |           |         |      |        |
|             |               |           |         |      |        |
| SHEET STOCK |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| ISSUE:      |               |           |         |      |        |
|             |               |           |         |      |        |
| DURING THE  |               |           |         |      |        |
| COURSE OF   |               |           |         |      |        |
| THIS        |               |           |         |      |        |
| INV         |               |           |         |      |        |
| ESTIGATION, |               |           |         |      |        |
| A CONCERN   |               |           |         |      |        |
| WAS         |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
|             |               |           |         |      |        |
| THAT IN     |               |           |         |      |        |
| SOME CASES  |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| HAD THE     |               |           |         |      |        |
| OPTION TO   |               |           |         |      |        |
| USE SHEET   |               |           |         |      |        |
| STOCK SIZES |               |           |         |      |        |
|             |               |           |         |      |        |
| WHICH       |               |           |         |      |        |
| POTENTIALLY |               |           |         |      |        |
| WOULD NOT   |               |           |         |      |        |
| SATISFY THE |               |           |         |      |        |
| FACTO       |               |           |         |      |        |
| R-OF-SAFETY |               |           |         |      |        |
| REQUIREMENT |               |           |         |      |        |
|             |               |           |         |      |        |
| IT WAS ALSO |               |           |         |      |        |
| DISCOVERED  |               |           |         |      |        |
| THAT        |               |           |         |      |        |
| CERTAIN     |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| MIS         |               |           |         |      |        |
| INTERPRETED |               |           |         |      |        |
| THE         |               |           |         |      |        |
|             |               |           |         |      |        |
| DRAWINGS    |               |           |         |      |        |
| AND USED    |               |           |         |      |        |
| \"BLOCK\"   |               |           |         |      |        |
| TOLERANCES  |               |           |         |      |        |
| INSTEAD OF  |               |           |         |      |        |
| THE         |               |           |         |      |        |
| REQUIRED    |               |           |         |      |        |
| ANSI        |               |           |         |      |        |
|             |               |           |         |      |        |
| TOLERANCES  |               |           |         |      |        |
| FOR THEIR   |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| RE          |               |           |         |      |        |
| QUIREMENTS. |               |           |         |      |        |
| IN ORDER TO |               |           |         |      |        |
| ENSURE THAT |               |           |         |      |        |
|             |               |           |         |      |        |
| ADEQUATE    |               |           |         |      |        |
| MARGIN      |               |           |         |      |        |
| EXISTED     |               |           |         |      |        |
| WHETHER THE |               |           |         |      |        |
| SUPPLIER    |               |           |         |      |        |
| USED EITHER |               |           |         |      |        |
| THE         |               |           |         |      |        |
| \"BLOCK\"   |               |           |         |      |        |
|             |               |           |         |      |        |
| TOLERANCES  |               |           |         |      |        |
| OR WORST    |               |           |         |      |        |
| CASE ANSI   |               |           |         |      |        |
| TOLERANCES, |               |           |         |      |        |
| A           |               |           |         |      |        |
| CO          |               |           |         |      |        |
| MPREHENSIVE |               |           |         |      |        |
| ANALYSIS    |               |           |         |      |        |
|             |               |           |         |      |        |
| WAS         |               |           |         |      |        |
| PERFORMED   |               |           |         |      |        |
| ON ALL 854  |               |           |         |      |        |
| IDENTIFIED  |               |           |         |      |        |
| SHEET STOCK |               |           |         |      |        |
| PARTS. ALL  |               |           |         |      |        |
| BUT 169     |               |           |         |      |        |
|             |               |           |         |      |        |
| OF THESE    |               |           |         |      |        |
| PARTS WERE  |               |           |         |      |        |
| DETERMINED  |               |           |         |      |        |
| BY          |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| TO MEET END |               |           |         |      |        |
| ITEM        |               |           |         |      |        |
|             |               |           |         |      |        |
| SP          |               |           |         |      |        |
| ECIFICATION |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
| WITH THE    |               |           |         |      |        |
| WORST CASE  |               |           |         |      |        |
| ASSUMPTION. |               |           |         |      |        |
| MATERIEL    |               |           |         |      |        |
|             |               |           |         |      |        |
| OPERATIONS  |               |           |         |      |        |
| CONTACTED   |               |           |         |      |        |
| THE         |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| OF THE      |               |           |         |      |        |
| REMAINING   |               |           |         |      |        |
| 169 PARTS   |               |           |         |      |        |
| AND         |               |           |         |      |        |
|             |               |           |         |      |        |
| OBTAINED    |               |           |         |      |        |
| THE ACTUAL  |               |           |         |      |        |
| SHEET SIZE  |               |           |         |      |        |
| AND         |               |           |         |      |        |
| TOLERANCES  |               |           |         |      |        |
| USED.       |               |           |         |      |        |
| UTILIZING   |               |           |         |      |        |
| THIS        |               |           |         |      |        |
|             |               |           |         |      |        |
| DATA,       |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| CLEARED THE |               |           |         |      |        |
| REMAINING   |               |           |         |      |        |
| 169 PARTS.  |               |           |         |      |        |
| TO ENSURE   |               |           |         |      |        |
| THAT THE    |               |           |         |      |        |
|             |               |           |         |      |        |
| SHEET       |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
| ARE NOT     |               |           |         |      |        |
| OPEN TO     |               |           |         |      |        |
| INTE        |               |           |         |      |        |
| RPRETATION, |               |           |         |      |        |
|             |               |           |         |      |        |
| ENGINEERING |               |           |         |      |        |
| WILL:       |               |           |         |      |        |
|             |               |           |         |      |        |
| A\) REVISE  |               |           |         |      |        |
| THE         |               |           |         |      |        |
| EXISTING    |               |           |         |      |        |
| DRAWINGS    |               |           |         |      |        |
| FOR ALL 854 |               |           |         |      |        |
| PARTS TO    |               |           |         |      |        |
| ADD A FIRM  |               |           |         |      |        |
|             |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| AND         |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| CALL OUT    |               |           |         |      |        |
|             |               |           |         |      |        |
| B\) REVISE  |               |           |         |      |        |
| ITS         |               |           |         |      |        |
| PROCEDURE   |               |           |         |      |        |
| MANUALS TO  |               |           |         |      |        |
| REQUIRE A   |               |           |         |      |        |
| FIRM        |               |           |         |      |        |
| THICKNESS   |               |           |         |      |        |
| AND         |               |           |         |      |        |
|             |               |           |         |      |        |
| TOLERANCE   |               |           |         |      |        |
| CALL OUT ON |               |           |         |      |        |
| THE FACE OF |               |           |         |      |        |
| ALL FUTURE  |               |           |         |      |        |
| DRAWINGS    |               |           |         |      |        |
|             |               |           |         |      |        |
| CHANGE      |               |           |         |      |        |
| SUMMARY     |               |           |         |      |        |
| J11348      |               |           |         |      |        |
| IMPLEMENTS  |               |           |         |      |        |
| THE ABOVE   |               |           |         |      |        |
| CHANGES     |               |           |         |      |        |
|             |               |           |         |      |        |
| PER MEMO    |               |           |         |      |        |
| #AP-08      |               |           |         |      |        |
| 93-RJE-074, |               |           |         |      |        |
| MATERIAL    |               |           |         |      |        |
| OPERATIONS  |               |           |         |      |        |
| WILL ENSURE |               |           |         |      |        |
| THAT ALL    |               |           |         |      |        |
|             |               |           |         |      |        |
| PRESENT AND |               |           |         |      |        |
| FUTURE      |               |           |         |      |        |
| SUPPLIERS   |               |           |         |      |        |
| OF THE      |               |           |         |      |        |
| AFO         |               |           |         |      |        |
| REMENTIONED |               |           |         |      |        |
| 854 PARTS   |               |           |         |      |        |
| DO NOT      |               |           |         |      |        |
|             |               |           |         |      |        |
| EXCEED ANSI |               |           |         |      |        |
| TOLERANCES  |               |           |         |      |        |
| SPECIFIED   |               |           |         |      |        |
| FOR         |               |           |         |      |        |
| MATERIALS   |               |           |         |      |        |
| 78.74       |               |           |         |      |        |
| INCHES OF   |               |           |         |      |        |
| LESS        |               |           |         |      |        |
|             |               |           |         |      |        |
| IN WIDTH.   |               |           |         |      |        |
| PROCUREMENT |               |           |         |      |        |
| QUALITY     |               |           |         |      |        |
| WILL ASSURE |               |           |         |      |        |
| THAT THE    |               |           |         |      |        |
| APPLICABLE  |               |           |         |      |        |
|             |               |           |         |      |        |
| SUPPLIER    |               |           |         |      |        |
| OPERATES IN |               |           |         |      |        |
| ACCORDANCE  |               |           |         |      |        |
| WITH THIS   |               |           |         |      |        |
| MEMO UNTIL  |               |           |         |      |        |
| THE DRAWING |               |           |         |      |        |
|             |               |           |         |      |        |
| R           |               |           |         |      |        |
| EQUIREMENTS |               |           |         |      |        |
| ARE CHANGED |               |           |         |      |        |
|             |               |           |         |      |        |
| THIS CAPS   |               |           |         |      |        |
| IS CLOSED,  |               |           |         |      |        |
| NO FURTHER  |               |           |         |      |        |
| ACTION      |               |           |         |      |        |
| REQUIRED    |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+
| **MSFC      |               |           |         |      |        |
| Response/Co |               |           |         |      |        |
| ncurrence** |               |           |         |      |        |
+-------------+---------------+-----------+---------+------+--------+

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

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

  ----------------- --------------------- ---------------- ----------- ----------- ------------
  **MSFC Report#**\ **IFA#**\             **Contractor     **JSC#**\   **KSC#**\   **EICN#**\
  A15400            \--                   RPT#**\          \--         \--         \--
                                          S-076                                    

  **Asmnt Part#**\  **Asmnt Part Name**\  **Asmnt                                  
  80914801982-XXX   LH2 TANK WEB FRAME    Serial/Lot#**\                           
                                          N/A                                      

  **HCRIT CD**\     **FCRIT CD**\         **CAUSE CD**\    **FAIL                  
  \--               1                     D - DESIGN       MODE**\                 
                                                           MS - STRUCT             

  **Asmnt FMEA**\   **Asmnt FM**\         **FMEA CSE**\    **FMEA                  
  N/A               N/A                   N/A              SCSE**\                 
                                                           N/A                     

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

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

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