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

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

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

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

+--------------+---------------+----------+---------+------+--------+
| **MSFC       | **In-Flight   | **Co     | **      | *    |        |
| Record \#**\ | Anomaly       | ntractor | JSC#**\ | *KSC |        |
| A17578       | Number**\     | Report   | \--     | #**\ |        |
|              | \--           | N        |         | \--  |        |
|              |               | umber**\ |         |      |        |
|              |               | S-084    |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Problem    |               |          |         |      |        |
| Title**\     |               |          |         |      |        |
| ARGON GAS    |               |          |         |      |        |
| C            |               |          |         |      |        |
| ONTAMINATION |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **EICN#**\   | **ELEMENT**\  | **Contr  | **F     | **   |        |
| \--          | ET            | actor**\ | SCM#**\ | FCRI |        |
|              |               | LMMSS    | \--     | T**\ |        |
|              |               |          |         | 3    |        |
+--------------+---------------+----------+---------+------+--------+
| **HCRIT**\   | **Sys_Lvl**\  | **Misc   |         |      |        |
| 1            | \--           | Codes**\ |         |      |        |
|              |               | A B C D  |         |      |        |
|              |               | E F G H  |         |      |        |
|              |               | **( )**  |         |      |        |
|              |               | I J K L  |         |      |        |
|              |               | M N O    |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| *            | **N           | **       | **SER/  | *    |        |
| *HARDWARE**\ | OMENCLATURE** | 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          | ARGON GAS     | MMSY     | N/A     | UFAC |        |
|              |               | 441-A100 |         | TURE |        |
|              |               |          |         | R**\ |        |
|              |               |          |         | AIR  |        |
|              |               |          |         | PROD |        |
|              |               |          |         | UCTS |        |
+--------------+---------------+----------+---------+------+--------+
| **Test/      | **Prevailing  | **F /    | **Fail  | **   |        |
| Operation**\ | Condtion**\   | U**\     | Mode**\ | Caus |        |
| M - MFG      | F -           | UC       | UC -    | e**\ |        |
|              | FUNCTIONAL    |          | UNSAT   | M    |        |
|              |               |          |         | PW - |        |
|              |               |          |         | MFG- |        |
|              |               |          |         | PRC- |        |
|              |               |          |         | WORK |        |
+--------------+---------------+----------+---------+------+--------+
| **System**\  | **Defect**\   | **Mat    | **Work  | **   |        |
| PRESSURE VES | CN - CONTAM   | erial**\ | Con     | Fail |        |
|              |               | Z - N/A  | tact**\ | Dat  |        |
|              |               |          | M.      | e**\ |        |
|              |               |          | BA      | 04   |        |
|              |               |          | NKESTER | /22/ |        |
|              |               |          |         | 2000 |        |
+--------------+---------------+----------+---------+------+--------+
| **Received   | **Date        | **FMEA   | **IFA:  | *    |        |
| at MSFC**\   | Isolated**\   | Refe     | Mission | *Mis |        |
| 05/26/2000   | \--           | rence**\ | P       | sion |        |
|              |               | \--      | hase**\ | Ela  |        |
|              |               |          | \--     | psed |        |
|              |               |          |         | Tim  |        |
|              |               |          |         | e**\ |        |
|              |               |          |         | \--  |        |
+--------------+---------------+----------+---------+------+--------+
| *            |               | **Sy     |         | **   |        |
| *Location**\ |               | mptom**\ |         | Time |        |
| MAF          |               | UC -     |         | Cycl |        |
|              |               | UNSAT    |         | e**\ |        |
|              |               |          |         | \--  |        |
+--------------+---------------+----------+---------+------+--------+
| *            |               |          |         |      |        |
| *Effectivity |               |          |         |      |        |
| Text**\      |               |          |         |      |        |
| ET 112       |               |          |         |      |        |
| THROUGH 118  |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Vehicle    |               |          |         |      |        |
| Effectivity  |               |          |         |      |        |
| Codes**      |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Vehicle    | **Vehicle     | *        | **      | *    |        |
| 1**\         | 2**\          | *Vehicle | Vehicle | *Veh |        |
| \--          | \--           | 3**\     | 4**\    | icle |        |
|              |               | \--      | \--     | 5**\ |        |
|              |               |          |         | \--  |        |
+--------------+---------------+----------+---------+------+--------+
| **Mission    |               |          |         |      |        |
| Effectivity  |               |          |         |      |        |
| Codes**      |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Mssn 1**\  | **Mssn 2**\   | **Mssn   | **Mssn  | **   |        |
| \--          | \--           | 3**\     | 4**\    | Mssn |        |
|              |               | \--      | \--     | 5**\ |        |
|              |               |          |         | \--  |        |
+--------------+---------------+----------+---------+------+--------+
| **Estimated  |               |          |         |      |        |
| Completion   |               |          |         |      |        |
| Dates**      |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **MSFC       | **Contractor  | **LVL 3  | *       |      |        |
| Approved     | Req Defer     | Close**\ | *Remark |      |        |
| Defer Until  | Until Date**\ | \--      | /       |      |        |
| Date**\      | \--           |          | Ac      |      |        |
| \--          |               |          | tion**\ |      |        |
|              |               |          | \--     |      |        |
+--------------+---------------+----------+---------+------+--------+
| **I          |               |          |         |      |        |
| nvestigation |               |          |         |      |        |
| / Resolution |               |          |         |      |        |
| Summary**    |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Last MSFC  | **CN RSLV     | **Defer  | **Add   | *    |        |
| Update**\    | SBMT**\       | Date**\  | Date**\ | *R/C |        |
| 11/08/2000   | 09/25/2000    | \--      | 05/     | Code |        |
|              |               |          | 31/2000 | s**\ |        |
|              |               |          |         | 2 -  |        |
|              |               |          |         | MFG  |        |
|              |               |          |         | 4 -  |        |
|              |               |          |         | TEST |        |
|              |               |          |         | 6 -  |        |
|              |               |          |         | MNTN |        |
+--------------+---------------+----------+---------+------+--------+
| **Assignee** |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Design**\  | **Chief       | **S &    | **Pro   | *    |        |
| M. BUTLER    | Engineer**\   | MA**\    | ject**\ | *Pro |        |
|              | N. OTTE       | R.       | .       | ject |        |
|              |               | GLADWIN  |         | MG   |        |
|              |               |          |         | R**\ |        |
|              |               |          |         | J.   |        |
|              |               |          |         | SME  |        |
|              |               |          |         | LSER |        |
+--------------+---------------+----------+---------+------+--------+
| **Approval** |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Design**\  | **Chief       | **S &    | **Pro   | *    |        |
| M. BUTLER    | Engineer**\   | MA**\    | ject**\ | *Pro |        |
|              | N. OTTE       | R.       | \--     | ject |        |
|              |               | GLADWIN  |         | MG   |        |
|              |               |          |         | R**\ |        |
|              |               |          |         | J.   |        |
|              |               |          |         | SME  |        |
|              |               |          |         | LSER |        |
+--------------+---------------+----------+---------+------+--------+
| **PAC        | **PAC Review  | **MSFC   | **St    | *    |        |
| Assignee**\  | Complete**\   | Closure  | atus**\ | *F/A |        |
| T. WHITE     | TW            | Date**\  | C -     | C    |        |
|              |               | 11       | CLOSED  | ompl |        |
|              |               | /06/2000 |         | etio |        |
|              |               |          |         | n**\ |        |
|              |               |          |         | \--  |        |
+--------------+---------------+----------+---------+------+--------+
| **Problem    | **SEV**\      | *        | **      | **O  |        |
| Type**\      | \--           | *Program | REVL**\ | PRIN |        |
| \--          |               | Name**\  | \--     | C**\ |        |
|              |               | \--      |         | \--  |        |
+--------------+---------------+----------+---------+------+--------+
| **FUNC       | **Software    | **       |         | **SU | **So   |
| MOD**\       | E             | Software |         | BTYP | ftware |
| \--          | ffectivity**\ | Fail     |         | E**\ | C      |
|              | \-- \-- \--   | CD**\    |         | \--  | losure |
|              | \-- \--       | \--      |         |      | CD**\  |
|              |               |          |         |      | \--    |
+--------------+---------------+----------+---------+------+--------+
| **RES PERSON | **Approval    |          |         |      |        |
| L2**\        | Signature     |          |         |      |        |
| \--          | L3**\         |          |         |      |        |
|              | \--           |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Related    | **Related     |          |         |      |        |
| Document     | Document      |          |         |      |        |
| Type**\      | ID**\         |          |         |      |        |
| \--          | \--           |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Related    |               |          |         |      |        |
| Document     |               |          |         |      |        |
| Title**\     |               |          |         |      |        |
| N011501      |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Related    | **Related     |          |         |      |        |
| Document     | Document      |          |         |      |        |
| Type**\      | ID**\         |          |         |      |        |
| \--          | \--           |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Related    |               |          |         |      |        |
| Document     |               |          |         |      |        |
| Title**\     |               |          |         |      |        |
| \--          |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Related    | **Related     |          |         |      |        |
| Document     | Document      |          |         |      |        |
| Type**\      | ID**\         |          |         |      |        |
| \--          | \--           |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Related    |               |          |         |      |        |
| Document     |               |          |         |      |        |
| Title**\     |               |          |         |      |        |
| \--          |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Contractor |               |          |         |      |        |
| Status       |               |          |         |      |        |
| Summary**    |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Reliabi    |               |          |         |      |        |
| lity/Quality |               |          |         |      |        |
| Assurance    |               |          |         |      |        |
| Concerns,    |               |          |         |      |        |
| Recomm       |               |          |         |      |        |
| endations:** |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Problem    |               |          |         |      |        |
| D            |               |          |         |      |        |
| escription** |               |          |         |      |        |
|              |               |          |         |      |        |
| PROBLEM      |               |          |         |      |        |
|              |               |          |         |      |        |
| ARGON GAS    |               |          |         |      |        |
| USED FOR     |               |          |         |      |        |
| WELDING      |               |          |         |      |        |
| EXTERNAL     |               |          |         |      |        |
| TANK         |               |          |         |      |        |
| HARDWARE WAS |               |          |         |      |        |
| FOUND TO     |               |          |         |      |        |
|              |               |          |         |      |        |
| CONTAIN UP   |               |          |         |      |        |
| TO 1000.0    |               |          |         |      |        |
| PPM O2 AND   |               |          |         |      |        |
| 17.5 PPM     |               |          |         |      |        |
| H2O. THE     |               |          |         |      |        |
| REQUIREMENT  |               |          |         |      |        |
|              |               |          |         |      |        |
| PER MICHOUD  |               |          |         |      |        |
| OPERATIONS   |               |          |         |      |        |
| S            |               |          |         |      |        |
| PECIFICATION |               |          |         |      |        |
| IS 10 PPM O2 |               |          |         |      |        |
| AND 11.4 PPM |               |          |         |      |        |
|              |               |          |         |      |        |
| H2O MAXIMUM. |               |          |         |      |        |
|              |               |          |         |      |        |
| CRITICALITY: |               |          |         |      |        |
|              |               |          |         |      |        |
| THIS         |               |          |         |      |        |
| CONDITION IS |               |          |         |      |        |
| A            |               |          |         |      |        |
| NON          |               |          |         |      |        |
| -CONFORMANCE |               |          |         |      |        |
| AND DID NOT  |               |          |         |      |        |
| RESULT IN A  |               |          |         |      |        |
|              |               |          |         |      |        |
| FAILURE.     |               |          |         |      |        |
|              |               |          |         |      |        |
| THIS IS A    |               |          |         |      |        |
| D            |               |          |         |      |        |
| ISCRETIONARY |               |          |         |      |        |
| CAPS.        |               |          |         |      |        |
|              |               |          |         |      |        |
| REV. \"B\"   |               |          |         |      |        |
| DATED        |               |          |         |      |        |
| 9/14/00      |               |          |         |      |        |
| REVISES TASK |               |          |         |      |        |
| 1 (E & G),   |               |          |         |      |        |
| TASK IV AND  |               |          |         |      |        |
|              |               |          |         |      |        |
| CLOSES THIS  |               |          |         |      |        |
| CAPS (SEE    |               |          |         |      |        |
| ASTERISK).   |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **Contractor |               |          |         |      |        |
| In           |               |          |         |      |        |
| vestigation/ |               |          |         |      |        |
| Resolution** |               |          |         |      |        |
|              |               |          |         |      |        |
| GENERAL:     |               |          |         |      |        |
|              |               |          |         |      |        |
| TECHNICIANS  |               |          |         |      |        |
| WERE         |               |          |         |      |        |
| PERFORMING A |               |          |         |      |        |
| WELD SYSTEM  |               |          |         |      |        |
| OPERATION    |               |          |         |      |        |
| CHECK OF AL. |               |          |         |      |        |
| 2195         |               |          |         |      |        |
|              |               |          |         |      |        |
| (BEAD ON     |               |          |         |      |        |
| PLATE) WHEN  |               |          |         |      |        |
| THEY NOTICED |               |          |         |      |        |
| A BLACK      |               |          |         |      |        |
| OXIDE        |               |          |         |      |        |
| BUILDUP ON   |               |          |         |      |        |
| THE BACK OF  |               |          |         |      |        |
|              |               |          |         |      |        |
| THE WELD.    |               |          |         |      |        |
| THEY         |               |          |         |      |        |
| EXCHANGED    |               |          |         |      |        |
| THE ARGON    |               |          |         |      |        |
| GAS CYLINDER |               |          |         |      |        |
| WITH ANOTHER |               |          |         |      |        |
| CYLINDER     |               |          |         |      |        |
|              |               |          |         |      |        |
| AND THE WELD |               |          |         |      |        |
| WAS NORMAL.  |               |          |         |      |        |
| BOTH         |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| WERE TAKEN   |               |          |         |      |        |
| TO THE       |               |          |         |      |        |
| TECHNOLOGY   |               |          |         |      |        |
|              |               |          |         |      |        |
| LAB FOR      |               |          |         |      |        |
| TESTING. THE |               |          |         |      |        |
| SUSPECT      |               |          |         |      |        |
| CYLINDER     |               |          |         |      |        |
| TESTED WITH  |               |          |         |      |        |
| 960 PPM O2   |               |          |         |      |        |
| AND 17.5     |               |          |         |      |        |
|              |               |          |         |      |        |
| PPM H2O. THE |               |          |         |      |        |
| ENTIRE LOT   |               |          |         |      |        |
| 357-2586, OF |               |          |         |      |        |
| 17 CYLINDERS |               |          |         |      |        |
| WAS REMOVED  |               |          |         |      |        |
| FROM         |               |          |         |      |        |
|              |               |          |         |      |        |
| PRODUCTION   |               |          |         |      |        |
| AND TESTED   |               |          |         |      |        |
| IN THE LAB   |               |          |         |      |        |
| PER NCD      |               |          |         |      |        |
| N038000. OF  |               |          |         |      |        |
| THE 17       |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
|              |               |          |         |      |        |
| TESTED, 4    |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| CONTAINED    |               |          |         |      |        |
| EXCESSIVE    |               |          |         |      |        |
| AMOUNTS OF   |               |          |         |      |        |
| O2 AND H2O,  |               |          |         |      |        |
|              |               |          |         |      |        |
| DOCUMENTED   |               |          |         |      |        |
| ON LAB NO.   |               |          |         |      |        |
| 00A053 AND   |               |          |         |      |        |
| WERE         |               |          |         |      |        |
| RETURNED TO  |               |          |         |      |        |
| THE SUPPLIER |               |          |         |      |        |
| ON NCD       |               |          |         |      |        |
|              |               |          |         |      |        |
| N038000. THE |               |          |         |      |        |
| REMAINING 13 |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| WERE         |               |          |         |      |        |
| ACCEPTABLE   |               |          |         |      |        |
| AND RETURNED |               |          |         |      |        |
| TO           |               |          |         |      |        |
|              |               |          |         |      |        |
| PRODUCTION.  |               |          |         |      |        |
| THE WORST    |               |          |         |      |        |
| CASE         |               |          |         |      |        |
| C            |               |          |         |      |        |
| ONTAMINATION |               |          |         |      |        |
| WAS 1000 PPM |               |          |         |      |        |
| O2 AND 51    |               |          |         |      |        |
| PPM H2O      |               |          |         |      |        |
|              |               |          |         |      |        |
| I            |               |          |         |      |        |
| NVESTIGATION |               |          |         |      |        |
| AT THE       |               |          |         |      |        |
| SUPPLIER     |               |          |         |      |        |
| IDENTIFIED   |               |          |         |      |        |
| THESE 4      |               |          |         |      |        |
| CYLINDERS AS |               |          |         |      |        |
| BEING NEW    |               |          |         |      |        |
|              |               |          |         |      |        |
| AS PART OF A |               |          |         |      |        |
| LOT OF 300   |               |          |         |      |        |
| CYLINDERS,   |               |          |         |      |        |
| SHIPPED FROM |               |          |         |      |        |
| MOBILE       |               |          |         |      |        |
| ALABAMA LATE |               |          |         |      |        |
| IN           |               |          |         |      |        |
|              |               |          |         |      |        |
| 1999 TO THE  |               |          |         |      |        |
| NEW ORLEANS  |               |          |         |      |        |
| AIR PRODUCTS |               |          |         |      |        |
| FACILITY.    |               |          |         |      |        |
| I            |               |          |         |      |        |
| NVESTIGATION |               |          |         |      |        |
| BY MICHOUD   |               |          |         |      |        |
|              |               |          |         |      |        |
| OPERATIONS   |               |          |         |      |        |
| WITH AIR     |               |          |         |      |        |
| PRODUCTS     |               |          |         |      |        |
| SUPPORT      |               |          |         |      |        |
| IDENTIFIED   |               |          |         |      |        |
| THE MOST     |               |          |         |      |        |
| PROBABLE     |               |          |         |      |        |
| CAUSE        |               |          |         |      |        |
|              |               |          |         |      |        |
| FOR THE      |               |          |         |      |        |
| CO           |               |          |         |      |        |
| NTAMINATION. |               |          |         |      |        |
| NEW          |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| WERE         |               |          |         |      |        |
| CONTAMINATED |               |          |         |      |        |
| PRIOR TO THE |               |          |         |      |        |
|              |               |          |         |      |        |
| FILL PROCESS |               |          |         |      |        |
| AND THE      |               |          |         |      |        |
| OPERATOR     |               |          |         |      |        |
| FAILED TO    |               |          |         |      |        |
| PURGE AND    |               |          |         |      |        |
| EVACUATE     |               |          |         |      |        |
| THESE 4      |               |          |         |      |        |
|              |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| PER          |               |          |         |      |        |
| PROCEDURE,   |               |          |         |      |        |
| OPENING THEM |               |          |         |      |        |
| DURING THE   |               |          |         |      |        |
| FINAL FILL   |               |          |         |      |        |
| TO PRESSURE  |               |          |         |      |        |
|              |               |          |         |      |        |
| STEP OF THE  |               |          |         |      |        |
| PROCESS      |               |          |         |      |        |
| INSTEAD OF   |               |          |         |      |        |
| TAGGING THEM |               |          |         |      |        |
| FOR          |               |          |         |      |        |
| REJECTION.   |               |          |         |      |        |
| THE TESTING  |               |          |         |      |        |
|              |               |          |         |      |        |
| OF THE LOT   |               |          |         |      |        |
| BY BOTH AIR  |               |          |         |      |        |
| PRODUCTS AND |               |          |         |      |        |
| MICHOUD      |               |          |         |      |        |
| OPERATIONS   |               |          |         |      |        |
| WAS A SAMPLE |               |          |         |      |        |
| OF           |               |          |         |      |        |
|              |               |          |         |      |        |
| 2 CYLINDERS  |               |          |         |      |        |
| EACH, 4      |               |          |         |      |        |
| TOTAL, NONE  |               |          |         |      |        |
| OF WHICH     |               |          |         |      |        |
| WERE         |               |          |         |      |        |
| CONTAMINATED |               |          |         |      |        |
| CYLINDERS.   |               |          |         |      |        |
|              |               |          |         |      |        |
| DUE TO THE   |               |          |         |      |        |
| TEST RESULTS |               |          |         |      |        |
| AND MOST     |               |          |         |      |        |
| PROBABLE     |               |          |         |      |        |
| CAUSE        |               |          |         |      |        |
| IDE          |               |          |         |      |        |
| NTIFICATION, |               |          |         |      |        |
| NCD          |               |          |         |      |        |
|              |               |          |         |      |        |
| N011501 WAS  |               |          |         |      |        |
| WRITTEN TO   |               |          |         |      |        |
| REMOVE ALL   |               |          |         |      |        |
| ARGON GAS    |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| FROM         |               |          |         |      |        |
| PRODUCTION   |               |          |         |      |        |
|              |               |          |         |      |        |
| AND TEST FOR |               |          |         |      |        |
| O2 AND H2O   |               |          |         |      |        |
| ON ALL       |               |          |         |      |        |
| CYLINDERS AT |               |          |         |      |        |
| MICHOUD      |               |          |         |      |        |
| OPERATIONS.  |               |          |         |      |        |
|              |               |          |         |      |        |
| TASK I       |               |          |         |      |        |
| FAI          |               |          |         |      |        |
| LURE/PROBLEM |               |          |         |      |        |
| IN           |               |          |         |      |        |
| VESTIGATION: |               |          |         |      |        |
|              |               |          |         |      |        |
| A. PROVIDE   |               |          |         |      |        |
| CLEARANCE    |               |          |         |      |        |
| FOR ANY      |               |          |         |      |        |
| FLIGHT       |               |          |         |      |        |
| HARDWARE     |               |          |         |      |        |
| WHICH MAY    |               |          |         |      |        |
| HAVE         |               |          |         |      |        |
|              |               |          |         |      |        |
| BEEN WELDED  |               |          |         |      |        |
| USING ARGON  |               |          |         |      |        |
| GAS WITH O2  |               |          |         |      |        |
| AND H2O AT   |               |          |         |      |        |
| LEVELS IN    |               |          |         |      |        |
|              |               |          |         |      |        |
| EXCESS OF    |               |          |         |      |        |
| S            |               |          |         |      |        |
| PECIFICATION |               |          |         |      |        |
| R            |               |          |         |      |        |
| EQUIREMENTS. |               |          |         |      |        |
|              |               |          |         |      |        |
| RES          |               |          |         |      |        |
| PONSIBILITY: |               |          |         |      |        |
| J.           |               |          |         |      |        |
| TA           |               |          |         |      |        |
| KESHITA/4643 |               |          |         |      |        |
| D.           |               |          |         |      |        |
| BOLSTAD/4600 |               |          |         |      |        |
|              |               |          |         |      |        |
| COMPLETE:    |               |          |         |      |        |
| 5-17-2000    |               |          |         |      |        |
|              |               |          |         |      |        |
| CLOSURE      |               |          |         |      |        |
| STATEMENT:   |               |          |         |      |        |
|              |               |          |         |      |        |
| THE CAUSE OF |               |          |         |      |        |
| THE          |               |          |         |      |        |
| C            |               |          |         |      |        |
| ONTAMINATION |               |          |         |      |        |
| WAS          |               |          |         |      |        |
| IDENTIFIED   |               |          |         |      |        |
| AND          |               |          |         |      |        |
| DUPLICATED.  |               |          |         |      |        |
| THE          |               |          |         |      |        |
|              |               |          |         |      |        |
| SOURCE OF    |               |          |         |      |        |
| THE          |               |          |         |      |        |
| C            |               |          |         |      |        |
| ONTAMINATION |               |          |         |      |        |
| WAS          |               |          |         |      |        |
| AIR/MOISTURE |               |          |         |      |        |
| LEFT IN A    |               |          |         |      |        |
| RECENT ORDER |               |          |         |      |        |
| OF           |               |          |         |      |        |
|              |               |          |         |      |        |
| NEW          |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| WHICH WERE   |               |          |         |      |        |
| NOT PROPERLY |               |          |         |      |        |
| EVACUATED    |               |          |         |      |        |
| AND PURGED.  |               |          |         |      |        |
| THE NEW      |               |          |         |      |        |
|              |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| WERE         |               |          |         |      |        |
| IDENTIFIED   |               |          |         |      |        |
| BY LOT       |               |          |         |      |        |
| NUMBER AND   |               |          |         |      |        |
| NO CYLINDERS |               |          |         |      |        |
| FROM THIS    |               |          |         |      |        |
| LOT          |               |          |         |      |        |
|              |               |          |         |      |        |
| WERE USED ON |               |          |         |      |        |
| FLIGHT       |               |          |         |      |        |
| HARDWARE.    |               |          |         |      |        |
|              |               |          |         |      |        |
| TEST RESULTS |               |          |         |      |        |
| FROM TEST    |               |          |         |      |        |
| REPORT       |               |          |         |      |        |
| ETTR-514     |               |          |         |      |        |
| DATE         |               |          |         |      |        |
| 2-3-1997     |               |          |         |      |        |
| INDICATED    |               |          |         |      |        |
| THAT         |               |          |         |      |        |
|              |               |          |         |      |        |
| LEVELS OF O2 |               |          |         |      |        |
| C            |               |          |         |      |        |
| ONTAMINATION |               |          |         |      |        |
| OF 150 PPM   |               |          |         |      |        |
| WOULD RESULT |               |          |         |      |        |
| IN           |               |          |         |      |        |
| IDENTIFIABLE |               |          |         |      |        |
| WELD         |               |          |         |      |        |
|              |               |          |         |      |        |
| CONDITIONS   |               |          |         |      |        |
| OF PROCESS   |               |          |         |      |        |
| ANOMALIES    |               |          |         |      |        |
| AND POOR     |               |          |         |      |        |
| WELD NDE     |               |          |         |      |        |
| QUALITY.     |               |          |         |      |        |
| THEREFORE,   |               |          |         |      |        |
|              |               |          |         |      |        |
| IF THE       |               |          |         |      |        |
| CONTAMINATED |               |          |         |      |        |
| GAS WITH 950 |               |          |         |      |        |
| PPM O2 OR    |               |          |         |      |        |
| GREATER FROM |               |          |         |      |        |
| AIR PRODUCTS |               |          |         |      |        |
|              |               |          |         |      |        |
| HAD BEEN     |               |          |         |      |        |
| USED ON      |               |          |         |      |        |
| WELDS, THE   |               |          |         |      |        |
| WELD WOULD   |               |          |         |      |        |
| NOT HAVE     |               |          |         |      |        |
| BEEN         |               |          |         |      |        |
| WELDABLE.    |               |          |         |      |        |
|              |               |          |         |      |        |
| REFERENCE    |               |          |         |      |        |
| NCD N011501. |               |          |         |      |        |
|              |               |          |         |      |        |
| B. ISSUE     |               |          |         |      |        |
| SCAR TO AIR  |               |          |         |      |        |
| PRODUCTS FOR |               |          |         |      |        |
| CAUSE AND    |               |          |         |      |        |
| CORRECTIVE   |               |          |         |      |        |
| ACTION.      |               |          |         |      |        |
|              |               |          |         |      |        |
| RES          |               |          |         |      |        |
| PONSIBILITY: |               |          |         |      |        |
| T.           |               |          |         |      |        |
| P            |               |          |         |      |        |
| ASTORET/3741 |               |          |         |      |        |
| D.           |               |          |         |      |        |
| W            |               |          |         |      |        |
| ESTPHAL/3740 |               |          |         |      |        |
|              |               |          |         |      |        |
| COMPLETE:    |               |          |         |      |        |
| 4-24-2000    |               |          |         |      |        |
|              |               |          |         |      |        |
| CLOSURE      |               |          |         |      |        |
| STATEMENT:   |               |          |         |      |        |
|              |               |          |         |      |        |
| SCAR 00-036  |               |          |         |      |        |
| GENERATED.   |               |          |         |      |        |
|              |               |          |         |      |        |
| C. PERFORM   |               |          |         |      |        |
| O2 AND H2O   |               |          |         |      |        |
| TESTING ON   |               |          |         |      |        |
| ALL ARGON    |               |          |         |      |        |
| GAS          |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| IDENTIFIED   |               |          |         |      |        |
| BY           |               |          |         |      |        |
|              |               |          |         |      |        |
| RELIABILITY  |               |          |         |      |        |
| ASSURANCE    |               |          |         |      |        |
| PER NCD      |               |          |         |      |        |
| N011501 AND  |               |          |         |      |        |
| REPORT ON    |               |          |         |      |        |
| RESULTS.     |               |          |         |      |        |
|              |               |          |         |      |        |
| RES          |               |          |         |      |        |
| PONSIBILITY: |               |          |         |      |        |
| D.           |               |          |         |      |        |
| MELTON/4643  |               |          |         |      |        |
| R.           |               |          |         |      |        |
| LEBOEUF/4710 |               |          |         |      |        |
|              |               |          |         |      |        |
| COMPLETE:    |               |          |         |      |        |
| 5-8-2000     |               |          |         |      |        |
|              |               |          |         |      |        |
| CLOSURE      |               |          |         |      |        |
| STATEMENT:   |               |          |         |      |        |
|              |               |          |         |      |        |
| O2 AND H2O   |               |          |         |      |        |
| TESTING OF   |               |          |         |      |        |
| ALL          |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| AND          |               |          |         |      |        |
| \"12-PACK\"  |               |          |         |      |        |
| CONTAINERS   |               |          |         |      |        |
| AT           |               |          |         |      |        |
|              |               |          |         |      |        |
| MICHOUD      |               |          |         |      |        |
| OPERATIONS   |               |          |         |      |        |
| WAS          |               |          |         |      |        |
| COMPLETED    |               |          |         |      |        |
| PER NCD      |               |          |         |      |        |
| N011501. THE |               |          |         |      |        |
| ONLY TEST    |               |          |         |      |        |
|              |               |          |         |      |        |
| FAILURES FOR |               |          |         |      |        |
| THIS FAILURE |               |          |         |      |        |
| MODE WERE    |               |          |         |      |        |
| THE ORIGINAL |               |          |         |      |        |
| 4 CYLINDERS  |               |          |         |      |        |
| FROM LOT     |               |          |         |      |        |
|              |               |          |         |      |        |
| 357-2586.    |               |          |         |      |        |
|              |               |          |         |      |        |
| CYLINDER O2  |               |          |         |      |        |
| H2O (DEW     |               |          |         |      |        |
| POINT)(PPM)  |               |          |         |      |        |
|              |               |          |         |      |        |
| 744685 960   |               |          |         |      |        |
| PPM -69      |               |          |         |      |        |
| DEGREES F    |               |          |         |      |        |
| (17.9)       |               |          |         |      |        |
|              |               |          |         |      |        |
| 744510 950   |               |          |         |      |        |
| PPM - 3      |               |          |         |      |        |
| DEGREES F    |               |          |         |      |        |
| (1070)       |               |          |         |      |        |
|              |               |          |         |      |        |
| 744765 1000  |               |          |         |      |        |
| PPM -69      |               |          |         |      |        |
| DEGREES F    |               |          |         |      |        |
| (17.9)       |               |          |         |      |        |
|              |               |          |         |      |        |
| 744769 1000  |               |          |         |      |        |
| PPM -69      |               |          |         |      |        |
| DEGREES F    |               |          |         |      |        |
| (17.9)       |               |          |         |      |        |
|              |               |          |         |      |        |
| A            |               |          |         |      |        |
| \"12-PACK\"  |               |          |         |      |        |
| CONTAINER    |               |          |         |      |        |
| PASSED O2    |               |          |         |      |        |
| TESTING WITH |               |          |         |      |        |
| LESS THAN 10 |               |          |         |      |        |
| PPM BUT      |               |          |         |      |        |
|              |               |          |         |      |        |
| FAILED FOR   |               |          |         |      |        |
| H2O AT 125   |               |          |         |      |        |
| PPM. THIS    |               |          |         |      |        |
| \"12-PACK\"  |               |          |         |      |        |
| CONTAINER    |               |          |         |      |        |
| WAS PART OF  |               |          |         |      |        |
| A LOT        |               |          |         |      |        |
|              |               |          |         |      |        |
| OF 4 EACH    |               |          |         |      |        |
| \"12-PACK\"  |               |          |         |      |        |
| CONTAINERS.  |               |          |         |      |        |
| THIS LOT WAS |               |          |         |      |        |
| THE FIRST    |               |          |         |      |        |
| EVER         |               |          |         |      |        |
| RECEIVED BY  |               |          |         |      |        |
|              |               |          |         |      |        |
| MICHOUD      |               |          |         |      |        |
| OPERATIONS.  |               |          |         |      |        |
| THIS         |               |          |         |      |        |
| \"12-PACK\"  |               |          |         |      |        |
| CONTAINER    |               |          |         |      |        |
| WAS RETURNED |               |          |         |      |        |
| TO THE       |               |          |         |      |        |
|              |               |          |         |      |        |
| SUPPLIER,    |               |          |         |      |        |
| TESTED AND   |               |          |         |      |        |
| FOUND        |               |          |         |      |        |
| ACCEPTABLE.  |               |          |         |      |        |
| A DISCUSSION |               |          |         |      |        |
| WITH MICHOUD |               |          |         |      |        |
|              |               |          |         |      |        |
| OPERATIONS   |               |          |         |      |        |
| TECHNOLOGIES |               |          |         |      |        |
| LAB, IT IS   |               |          |         |      |        |
| BELIEVED THE |               |          |         |      |        |
| MOISTURE WAS |               |          |         |      |        |
| INTRODUCED   |               |          |         |      |        |
|              |               |          |         |      |        |
| AT THE VALVE |               |          |         |      |        |
| OPENING DUE  |               |          |         |      |        |
| TO           |               |          |         |      |        |
| CONDENSATION |               |          |         |      |        |
| WHILE AT     |               |          |         |      |        |
| MAF. THE     |               |          |         |      |        |
| TECHNOLOGIES |               |          |         |      |        |
|              |               |          |         |      |        |
| LAB AIR      |               |          |         |      |        |
| CONDITIONING |               |          |         |      |        |
| SYSTEM WAS   |               |          |         |      |        |
| DOWN AT THE  |               |          |         |      |        |
| TIME OF THE  |               |          |         |      |        |
| TESTING.     |               |          |         |      |        |
|              |               |          |         |      |        |
| THE AIR      |               |          |         |      |        |
| CONDITIONING |               |          |         |      |        |
| HAS SINCE    |               |          |         |      |        |
| BEEN         |               |          |         |      |        |
| REPAIRED AND |               |          |         |      |        |
| THE          |               |          |         |      |        |
| TECHNOLOGIES |               |          |         |      |        |
| LAB          |               |          |         |      |        |
|              |               |          |         |      |        |
| HAS ALSO     |               |          |         |      |        |
| INTRODUCED A |               |          |         |      |        |
| \"BURPING\"  |               |          |         |      |        |
| STEP IN THE  |               |          |         |      |        |
| TESTING      |               |          |         |      |        |
| PROCESS. THE |               |          |         |      |        |
|              |               |          |         |      |        |
| \"BURPING\"  |               |          |         |      |        |
| IS AN        |               |          |         |      |        |
| INITIAL      |               |          |         |      |        |
| RELEASE OF   |               |          |         |      |        |
| GAS THROUGH  |               |          |         |      |        |
| THE VALVE    |               |          |         |      |        |
| OPENING      |               |          |         |      |        |
| PRIOR        |               |          |         |      |        |
|              |               |          |         |      |        |
| TO           |               |          |         |      |        |
| CONNECTING   |               |          |         |      |        |
| OF THE TEST  |               |          |         |      |        |
| EQUIPMENT IN |               |          |         |      |        |
| ORDER TO     |               |          |         |      |        |
| CLEAR AWAY   |               |          |         |      |        |
| ANY          |               |          |         |      |        |
|              |               |          |         |      |        |
| C            |               |          |         |      |        |
| ONDENSATION. |               |          |         |      |        |
|              |               |          |         |      |        |
| D. DETERMINE |               |          |         |      |        |
| THE ROOT     |               |          |         |      |        |
| CAUSE OF THE |               |          |         |      |        |
| CONTAMINATED |               |          |         |      |        |
| ARGON GAS.   |               |          |         |      |        |
|              |               |          |         |      |        |
| RES          |               |          |         |      |        |
| PONSIBILITY: |               |          |         |      |        |
| D.           |               |          |         |      |        |
| D            |               |          |         |      |        |
| ONNELLY/3741 |               |          |         |      |        |
| D.           |               |          |         |      |        |
| W            |               |          |         |      |        |
| ESTPHAL/3740 |               |          |         |      |        |
|              |               |          |         |      |        |
| COMPLETE:    |               |          |         |      |        |
| 5-5-00       |               |          |         |      |        |
|              |               |          |         |      |        |
| CLOSURE      |               |          |         |      |        |
| STATEMENT:   |               |          |         |      |        |
|              |               |          |         |      |        |
| THE ROOT     |               |          |         |      |        |
| CAUSE OF THE |               |          |         |      |        |
| 4            |               |          |         |      |        |
| CONTAMINATED |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| WAS          |               |          |         |      |        |
| IDENTIFIED   |               |          |         |      |        |
| AS           |               |          |         |      |        |
|              |               |          |         |      |        |
| OXYGEN AND   |               |          |         |      |        |
| MOISTURE     |               |          |         |      |        |
| REMAINING IN |               |          |         |      |        |
| NEW          |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| SHIPPED TO   |               |          |         |      |        |
| AIR PRODUCTS |               |          |         |      |        |
|              |               |          |         |      |        |
| FROM THEIR   |               |          |         |      |        |
| SUPPLIER     |               |          |         |      |        |
| WITH A       |               |          |         |      |        |
| SECONDARY    |               |          |         |      |        |
| CAUSE OF AN  |               |          |         |      |        |
| OPERATOR NOT |               |          |         |      |        |
| FOLLOWING    |               |          |         |      |        |
|              |               |          |         |      |        |
| THE PURGE    |               |          |         |      |        |
| AND          |               |          |         |      |        |
| EVACUATION   |               |          |         |      |        |
| PROCEDURES   |               |          |         |      |        |
| DURING THE   |               |          |         |      |        |
| FILL         |               |          |         |      |        |
| PROCESS. AIR |               |          |         |      |        |
|              |               |          |         |      |        |
| PRODUCTS     |               |          |         |      |        |
| DUPLICATED   |               |          |         |      |        |
| THE FAILURE  |               |          |         |      |        |
| BY FILLING 4 |               |          |         |      |        |
| NEW          |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| FROM THE     |               |          |         |      |        |
|              |               |          |         |      |        |
| 744XXX       |               |          |         |      |        |
| SERIAL       |               |          |         |      |        |
| NUMBER LOT   |               |          |         |      |        |
| AT THE SAME  |               |          |         |      |        |
| TIME AS      |               |          |         |      |        |
| DOING 15     |               |          |         |      |        |
| OTHER        |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
|              |               |          |         |      |        |
| PER NORMAL   |               |          |         |      |        |
| PROCESS.     |               |          |         |      |        |
| THESE 4      |               |          |         |      |        |
| TESTED WITH  |               |          |         |      |        |
| 950-1000 PPM |               |          |         |      |        |
| O2 AND 17.5  |               |          |         |      |        |
| PPM          |               |          |         |      |        |
|              |               |          |         |      |        |
| H2O.         |               |          |         |      |        |
|              |               |          |         |      |        |
| A SAMPLE OF  |               |          |         |      |        |
| 2 CYLINDERS  |               |          |         |      |        |
| FROM THE 15  |               |          |         |      |        |
| CORRECTLY    |               |          |         |      |        |
| PROCESSED    |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
|              |               |          |         |      |        |
| TESTED       |               |          |         |      |        |
| ACCEPTABLE   |               |          |         |      |        |
| AT 0.3 PPM   |               |          |         |      |        |
| O2.          |               |          |         |      |        |
|              |               |          |         |      |        |
| \*E. HAVE AN |               |          |         |      |        |
| OUTSIDE      |               |          |         |      |        |
| INDEPENDENT  |               |          |         |      |        |
| TESTING      |               |          |         |      |        |
| FACILITY     |               |          |         |      |        |
| TEST TO THE  |               |          |         |      |        |
|              |               |          |         |      |        |
| MMSY441      |               |          |         |      |        |
| R            |               |          |         |      |        |
| EQUIREMENTS, |               |          |         |      |        |
| THE 10 ARGON |               |          |         |      |        |
| GAS          |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| IDENTIFIED   |               |          |         |      |        |
|              |               |          |         |      |        |
| BY           |               |          |         |      |        |
| RELIABILITY  |               |          |         |      |        |
| ASSURANCE ON |               |          |         |      |        |
| NCD N011501  |               |          |         |      |        |
| AND REPORT   |               |          |         |      |        |
| ON           |               |          |         |      |        |
|              |               |          |         |      |        |
| RESULTS.     |               |          |         |      |        |
|              |               |          |         |      |        |
| RES          |               |          |         |      |        |
| PONSIBILITY: |               |          |         |      |        |
| D.           |               |          |         |      |        |
| MELTON/4643  |               |          |         |      |        |
| R.           |               |          |         |      |        |
| LEBOEUF/4710 |               |          |         |      |        |
|              |               |          |         |      |        |
| M.           |               |          |         |      |        |
| BA           |               |          |         |      |        |
| NKESTER/3741 |               |          |         |      |        |
| D.           |               |          |         |      |        |
| W            |               |          |         |      |        |
| ESTPHAL/3740 |               |          |         |      |        |
|              |               |          |         |      |        |
| COMPLETE:    |               |          |         |      |        |
| 9-14-2000    |               |          |         |      |        |
|              |               |          |         |      |        |
| CLOSURE      |               |          |         |      |        |
| STATEMENT:   |               |          |         |      |        |
|              |               |          |         |      |        |
| MSFC TESTING |               |          |         |      |        |
| OF THE ARGON |               |          |         |      |        |
| GAS          |               |          |         |      |        |
| CYLINDERS IS |               |          |         |      |        |
| COMPLETE AND |               |          |         |      |        |
| APPROVED.    |               |          |         |      |        |
|              |               |          |         |      |        |
| RESULTS HAVE |               |          |         |      |        |
| BEEN         |               |          |         |      |        |
| DOCUMENTED   |               |          |         |      |        |
| ON LAB       |               |          |         |      |        |
| REPORT       |               |          |         |      |        |
| 00F016,      |               |          |         |      |        |
| WHICH IS     |               |          |         |      |        |
| ATTACHED TO  |               |          |         |      |        |
|              |               |          |         |      |        |
| NCD N011501. |               |          |         |      |        |
|              |               |          |         |      |        |
| F. VISIT AIR |               |          |         |      |        |
| PRODUCTS     |               |          |         |      |        |
| TEST         |               |          |         |      |        |
| FACILITY IN  |               |          |         |      |        |
| TEXAS WHERE  |               |          |         |      |        |
| THE TESTING  |               |          |         |      |        |
|              |               |          |         |      |        |
| FOR H2 AND   |               |          |         |      |        |
| N2 IS DONE   |               |          |         |      |        |
| AND REPORT   |               |          |         |      |        |
| ON RESULTS.  |               |          |         |      |        |
|              |               |          |         |      |        |
| RES          |               |          |         |      |        |
| PONSIBILITY: |               |          |         |      |        |
| D.           |               |          |         |      |        |
| MELTON/4643  |               |          |         |      |        |
| R.           |               |          |         |      |        |
| LEBOEUF/4710 |               |          |         |      |        |
|              |               |          |         |      |        |
| T.           |               |          |         |      |        |
| M            |               |          |         |      |        |
| CKEOUGH/3741 |               |          |         |      |        |
| D.           |               |          |         |      |        |
| W            |               |          |         |      |        |
| ESTPHAL/3740 |               |          |         |      |        |
|              |               |          |         |      |        |
| COMPLETE:    |               |          |         |      |        |
| 5-16-2000    |               |          |         |      |        |
|              |               |          |         |      |        |
| CLOSURE      |               |          |         |      |        |
| STATEMENT:   |               |          |         |      |        |
|              |               |          |         |      |        |
| ON MAY 16,   |               |          |         |      |        |
| 2000,        |               |          |         |      |        |
| MATERIEL     |               |          |         |      |        |
| SOURCING,    |               |          |         |      |        |
| K.POY;       |               |          |         |      |        |
| PRODUCT      |               |          |         |      |        |
| ASSURANCE,   |               |          |         |      |        |
|              |               |          |         |      |        |
| T. MCKEOUGH; |               |          |         |      |        |
| AND          |               |          |         |      |        |
| TECHNICAL    |               |          |         |      |        |
| OPERATIONS,  |               |          |         |      |        |
| D. MELTON    |               |          |         |      |        |
| VISITED AIR  |               |          |         |      |        |
|              |               |          |         |      |        |
| PRODUCTS IN  |               |          |         |      |        |
| LAPORTE, TX. |               |          |         |      |        |
| THE MAIN     |               |          |         |      |        |
| PURPOSE OF   |               |          |         |      |        |
| THE VISIT    |               |          |         |      |        |
| WAS TO       |               |          |         |      |        |
|              |               |          |         |      |        |
| VERIFY AIR   |               |          |         |      |        |
| PRODUCTS     |               |          |         |      |        |
| ANALYTICAL   |               |          |         |      |        |
| METHODS AND  |               |          |         |      |        |
| PROCEDURES   |               |          |         |      |        |
| FOR          |               |          |         |      |        |
|              |               |          |         |      |        |
| TESTING IN   |               |          |         |      |        |
| ACCORDANCE   |               |          |         |      |        |
| WITH STM     |               |          |         |      |        |
| Y441 FOR     |               |          |         |      |        |
| ARGON GAS.   |               |          |         |      |        |
|              |               |          |         |      |        |
| THE VISIT TO |               |          |         |      |        |
| AIR PRODUCTS |               |          |         |      |        |
| IN LAPORTE,  |               |          |         |      |        |
| TX VERIFIED  |               |          |         |      |        |
| THAT AIR     |               |          |         |      |        |
| PRODUCTS     |               |          |         |      |        |
|              |               |          |         |      |        |
| HAD THE      |               |          |         |      |        |
| NECESSARY    |               |          |         |      |        |
| EQUIPMENT    |               |          |         |      |        |
| AND          |               |          |         |      |        |
| EXPERTISE IN |               |          |         |      |        |
| PLACE TO     |               |          |         |      |        |
| PERFORM      |               |          |         |      |        |
|              |               |          |         |      |        |
| ANALYTICAL   |               |          |         |      |        |
| TESTING FOR  |               |          |         |      |        |
| ARGON        |               |          |         |      |        |
| IMPURITIES.  |               |          |         |      |        |
| IT WAS       |               |          |         |      |        |
| OBSERVED     |               |          |         |      |        |
| THAT AIR     |               |          |         |      |        |
|              |               |          |         |      |        |
| PRODUCTS     |               |          |         |      |        |
| USES AN      |               |          |         |      |        |
| INFRARED     |               |          |         |      |        |
| TECHNIQUE TO |               |          |         |      |        |
| PERFORM      |               |          |         |      |        |
| CALIBRATION  |               |          |         |      |        |
| FOR CO &     |               |          |         |      |        |
|              |               |          |         |      |        |
| CO2.         |               |          |         |      |        |
| ALTHOUGH     |               |          |         |      |        |
| THIS METHOD  |               |          |         |      |        |
| IS           |               |          |         |      |        |
| ACCEPTABLE,  |               |          |         |      |        |
| DON MELTON   |               |          |         |      |        |
| SUGGESTED    |               |          |         |      |        |
| THAT A       |               |          |         |      |        |
|              |               |          |         |      |        |
| METHANIZER   |               |          |         |      |        |
| COULD BE     |               |          |         |      |        |
| USED TO      |               |          |         |      |        |
| BETTER       |               |          |         |      |        |
| DETERMINE    |               |          |         |      |        |
| THE CO/CO2   |               |          |         |      |        |
| LEVELS. AIR  |               |          |         |      |        |
|              |               |          |         |      |        |
| PRODUCTS     |               |          |         |      |        |
| STATED THAT  |               |          |         |      |        |
| THEY WOULD   |               |          |         |      |        |
| LOOK INTO    |               |          |         |      |        |
| THIS. IN     |               |          |         |      |        |
| ADDITION,    |               |          |         |      |        |
| WHILE        |               |          |         |      |        |
|              |               |          |         |      |        |
| EVALUATING   |               |          |         |      |        |
| THEIR        |               |          |         |      |        |
| ANALYTICAL   |               |          |         |      |        |
| EQUIPMENT    |               |          |         |      |        |
| AND TESTING  |               |          |         |      |        |
| PROCEDURES   |               |          |         |      |        |
| FOR          |               |          |         |      |        |
|              |               |          |         |      |        |
| GASEOUS      |               |          |         |      |        |
| ARGON IT WAS |               |          |         |      |        |
| OBSERVED     |               |          |         |      |        |
| THAT THE     |               |          |         |      |        |
| CALIBRATION  |               |          |         |      |        |
| RESULTS DID  |               |          |         |      |        |
| NOT          |               |          |         |      |        |
|              |               |          |         |      |        |
| CORRELATE TO |               |          |         |      |        |
| THE          |               |          |         |      |        |
| C            |               |          |         |      |        |
| ERTIFICATION |               |          |         |      |        |
| VALUE FOR    |               |          |         |      |        |
| CO. THIS WAS |               |          |         |      |        |
| NOT A        |               |          |         |      |        |
| CONCERN      |               |          |         |      |        |
|              |               |          |         |      |        |
| FOR THE LOW  |               |          |         |      |        |
| LEVELS       |               |          |         |      |        |
| DETECTED     |               |          |         |      |        |
| HOWEVER; IT  |               |          |         |      |        |
| COULD BE A   |               |          |         |      |        |
| CONCERN IF   |               |          |         |      |        |
| GREATER      |               |          |         |      |        |
|              |               |          |         |      |        |
| LEVELS OF    |               |          |         |      |        |
| C            |               |          |         |      |        |
| ONTAMINATION |               |          |         |      |        |
| ARE          |               |          |         |      |        |
| DETECTED.    |               |          |         |      |        |
|              |               |          |         |      |        |
| AIR PRODUCTS |               |          |         |      |        |
| SAID THEY    |               |          |         |      |        |
| THOUGHT THE  |               |          |         |      |        |
| PROBLEM WAS  |               |          |         |      |        |
| WITH THE     |               |          |         |      |        |
| STANDARD AND |               |          |         |      |        |
|              |               |          |         |      |        |
| HAS          |               |          |         |      |        |
| REQUESTED    |               |          |         |      |        |
| ANOTHER      |               |          |         |      |        |
| STANDARD.    |               |          |         |      |        |
| BECAUSE OF   |               |          |         |      |        |
| THIS         |               |          |         |      |        |
| FINDING, THE |               |          |         |      |        |
|              |               |          |         |      |        |
| PROCEDURES   |               |          |         |      |        |
| HAVE BEEN    |               |          |         |      |        |
| REQUESTED    |               |          |         |      |        |
| AND WILL BE  |               |          |         |      |        |
| REVIEWED TO  |               |          |         |      |        |
| ENSURE       |               |          |         |      |        |
|              |               |          |         |      |        |
| COMPLIANCE.  |               |          |         |      |        |
| AIR PRODUCTS |               |          |         |      |        |
| ALSO SHARED  |               |          |         |      |        |
| LESSONS      |               |          |         |      |        |
| LEARNED WITH |               |          |         |      |        |
| RESPECT TO   |               |          |         |      |        |
|              |               |          |         |      |        |
| SAFETY       |               |          |         |      |        |
| HAZARDS WITH |               |          |         |      |        |
| 12 PACKS.    |               |          |         |      |        |
| (I.E. THEY   |               |          |         |      |        |
| COULD FALL   |               |          |         |      |        |
| OVER DURING  |               |          |         |      |        |
|              |               |          |         |      |        |
| TR           |               |          |         |      |        |
| ANSPORTING.) |               |          |         |      |        |
| IF AN        |               |          |         |      |        |
| INDIVIDUAL   |               |          |         |      |        |
| IS PULLING   |               |          |         |      |        |
| THE 12 PACK  |               |          |         |      |        |
| IT COULD     |               |          |         |      |        |
| FALL         |               |          |         |      |        |
|              |               |          |         |      |        |
| ONTO THEM    |               |          |         |      |        |
| AND CRUSH    |               |          |         |      |        |
| THEM. AP     |               |          |         |      |        |
| RECOMMENDS   |               |          |         |      |        |
| PUSHING THE  |               |          |         |      |        |
| CONTAINERS.  |               |          |         |      |        |
| TERRY        |               |          |         |      |        |
|              |               |          |         |      |        |
| MCKEOUGH     |               |          |         |      |        |
| NOTIFIED     |               |          |         |      |        |
| SAFETY AND   |               |          |         |      |        |
| THEY ISSUED  |               |          |         |      |        |
| A SAFETY     |               |          |         |      |        |
| NOTICE.      |               |          |         |      |        |
|              |               |          |         |      |        |
| \*G.         |               |          |         |      |        |
| ESTABLISH    |               |          |         |      |        |
| LONG TERM    |               |          |         |      |        |
| CORRECTIVE   |               |          |         |      |        |
| ACTION PLAN. |               |          |         |      |        |
|              |               |          |         |      |        |
| RES          |               |          |         |      |        |
| PONSIBILITY: |               |          |         |      |        |
| K. POY/3840  |               |          |         |      |        |
| W.           |               |          |         |      |        |
| SCH          |               |          |         |      |        |
| RIEFFER/3840 |               |          |         |      |        |
|              |               |          |         |      |        |
| F.           |               |          |         |      |        |
| RAMSEY/3761  |               |          |         |      |        |
| S.           |               |          |         |      |        |
| PARIKH/3760  |               |          |         |      |        |
|              |               |          |         |      |        |
| COMPLETE:    |               |          |         |      |        |
| 6-21-00      |               |          |         |      |        |
|              |               |          |         |      |        |
| CLOSURE      |               |          |         |      |        |
| STATEMENT:   |               |          |         |      |        |
|              |               |          |         |      |        |
| THE LONG     |               |          |         |      |        |
| TERM         |               |          |         |      |        |
| CORRECTIVE   |               |          |         |      |        |
| ACTION PLAN  |               |          |         |      |        |
| HAS BEEN     |               |          |         |      |        |
| ESTABLISHED  |               |          |         |      |        |
| AND          |               |          |         |      |        |
|              |               |          |         |      |        |
| IMPLEMENTED  |               |          |         |      |        |
| INTO THE     |               |          |         |      |        |
| C            |               |          |         |      |        |
| ONTRACTOR\'S |               |          |         |      |        |
| PURCHASE     |               |          |         |      |        |
| AGREEMENT    |               |          |         |      |        |
| (REF. IOM    |               |          |         |      |        |
|              |               |          |         |      |        |
| 3            |               |          |         |      |        |
| 760-00-135). |               |          |         |      |        |
| THE          |               |          |         |      |        |
| ADDITIONAL   |               |          |         |      |        |
| REQUIREMENTS |               |          |         |      |        |
| FOR THE LONG |               |          |         |      |        |
| TERM         |               |          |         |      |        |
|              |               |          |         |      |        |
| CORRECTIVE   |               |          |         |      |        |
| ACTION PLAN  |               |          |         |      |        |
| ARE OUTLINED |               |          |         |      |        |
| IN TASK II,  |               |          |         |      |        |
| AND ARE      |               |          |         |      |        |
| EFFECTIVE    |               |          |         |      |        |
| FOR          |               |          |         |      |        |
|              |               |          |         |      |        |
| ANY DELIVERY |               |          |         |      |        |
| AFTER MAY 5, |               |          |         |      |        |
| 2000.        |               |          |         |      |        |
|              |               |          |         |      |        |
| CAUSE:       |               |          |         |      |        |
|              |               |          |         |      |        |
| THE ROOT     |               |          |         |      |        |
| CAUSE WAS    |               |          |         |      |        |
| IDENTIFIED   |               |          |         |      |        |
| AS OXYGEN    |               |          |         |      |        |
| AND MOISTURE |               |          |         |      |        |
| REMAINING IN |               |          |         |      |        |
| NEW          |               |          |         |      |        |
|              |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| SHIPPED TO   |               |          |         |      |        |
| AIR PRODUCTS |               |          |         |      |        |
| FROM THEIR   |               |          |         |      |        |
| SUPPLIER,    |               |          |         |      |        |
| WITH A       |               |          |         |      |        |
| SECONDARY    |               |          |         |      |        |
|              |               |          |         |      |        |
| CAUSE OF AN  |               |          |         |      |        |
| OPERATOR NOT |               |          |         |      |        |
| FOLLOWING    |               |          |         |      |        |
| THE PURGE    |               |          |         |      |        |
| AND          |               |          |         |      |        |
| EVACUATION   |               |          |         |      |        |
| PROCEDURES   |               |          |         |      |        |
|              |               |          |         |      |        |
| DURING THE   |               |          |         |      |        |
| FILL         |               |          |         |      |        |
| PROCESS.     |               |          |         |      |        |
|              |               |          |         |      |        |
| TASK II      |               |          |         |      |        |
| CORRECTIVE   |               |          |         |      |        |
| ACTIONS      |               |          |         |      |        |
|              |               |          |         |      |        |
| INTERIM      |               |          |         |      |        |
| CORRECTIVE   |               |          |         |      |        |
| ACTIONS AT   |               |          |         |      |        |
| AIR PRODUCTS |               |          |         |      |        |
| WERE         |               |          |         |      |        |
| AMENDMENTS   |               |          |         |      |        |
| TO           |               |          |         |      |        |
|              |               |          |         |      |        |
| THE FILL     |               |          |         |      |        |
| PLANT        |               |          |         |      |        |
| PROCESS      |               |          |         |      |        |
| CONTROL      |               |          |         |      |        |
| MANUAL NO.   |               |          |         |      |        |
| 3U-065-CF.   |               |          |         |      |        |
|              |               |          |         |      |        |
| 1- ALL       |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| PRODUCED FOR |               |          |         |      |        |
| LOCKHEED     |               |          |         |      |        |
| MARTIN WILL  |               |          |         |      |        |
| BE HEAT      |               |          |         |      |        |
|              |               |          |         |      |        |
| CHECKED BY 2 |               |          |         |      |        |
| DIFFERENT    |               |          |         |      |        |
| FILL         |               |          |         |      |        |
| OPERATORS    |               |          |         |      |        |
| DURING THE   |               |          |         |      |        |
| FILL         |               |          |         |      |        |
| PROCESS.     |               |          |         |      |        |
|              |               |          |         |      |        |
| 2- TWO       |               |          |         |      |        |
| OPERATORS    |               |          |         |      |        |
| WILL VERIFY  |               |          |         |      |        |
| THAT EACH    |               |          |         |      |        |
| CYLINDER     |               |          |         |      |        |
| VALVE IS     |               |          |         |      |        |
|              |               |          |         |      |        |
| OPEN, ONE    |               |          |         |      |        |
| CHECKING     |               |          |         |      |        |
| BEHIND THE   |               |          |         |      |        |
| OTHER.       |               |          |         |      |        |
|              |               |          |         |      |        |
| 3-           |               |          |         |      |        |
| VALIDATION   |               |          |         |      |        |
| THAT THIS    |               |          |         |      |        |
| HAS BEEN     |               |          |         |      |        |
| COMPLETED    |               |          |         |      |        |
| WILL BE      |               |          |         |      |        |
| INITIALED    |               |          |         |      |        |
|              |               |          |         |      |        |
| ON EACH      |               |          |         |      |        |
| BATCH SHEET  |               |          |         |      |        |
| PRODUCED.    |               |          |         |      |        |
|              |               |          |         |      |        |
| 4- ALL NEW   |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| WILL FOLLOW  |               |          |         |      |        |
| THE CURRENT  |               |          |         |      |        |
| PROCEDURE;   |               |          |         |      |        |
|              |               |          |         |      |        |
| ADDENDUM     |               |          |         |      |        |
| 4.2.3.A -    |               |          |         |      |        |
| ANY CYLINDER |               |          |         |      |        |
| WITH NO      |               |          |         |      |        |
| RESIDUAL     |               |          |         |      |        |
| PRESSURE     |               |          |         |      |        |
|              |               |          |         |      |        |
| THAT HAS     |               |          |         |      |        |
| BEEN         |               |          |         |      |        |
| RECENTLY     |               |          |         |      |        |
| RETESTED OR  |               |          |         |      |        |
| HAS HAD      |               |          |         |      |        |
| MAINTENANCE  |               |          |         |      |        |
| WORK         |               |          |         |      |        |
|              |               |          |         |      |        |
| WHERE THE    |               |          |         |      |        |
| VALVE HAS    |               |          |         |      |        |
| BEEN REPLACE |               |          |         |      |        |
| SHALL HAVE A |               |          |         |      |        |
| \"FIRST      |               |          |         |      |        |
| FILL\"       |               |          |         |      |        |
|              |               |          |         |      |        |
| TAG (PART    |               |          |         |      |        |
| #4-          |               |          |         |      |        |
| 847-51-1116) |               |          |         |      |        |
| APPLIED      |               |          |         |      |        |
| AROUND THE   |               |          |         |      |        |
| VALVE.       |               |          |         |      |        |
|              |               |          |         |      |        |
| 5- ANY       |               |          |         |      |        |
| CYLINDER     |               |          |         |      |        |
| FOUND COLD   |               |          |         |      |        |
| OR LEAKING   |               |          |         |      |        |
| SHALL BE     |               |          |         |      |        |
| TURNED OFF   |               |          |         |      |        |
| AND          |               |          |         |      |        |
|              |               |          |         |      |        |
| TAGGED FOR   |               |          |         |      |        |
| MAINTENANCE. |               |          |         |      |        |
|              |               |          |         |      |        |
| 6- EACH      |               |          |         |      |        |
| OPERATOR     |               |          |         |      |        |
| WILL SIGN    |               |          |         |      |        |
| THAT THIS    |               |          |         |      |        |
| LOCAL WORK   |               |          |         |      |        |
| INSTRUCTION  |               |          |         |      |        |
| IS           |               |          |         |      |        |
|              |               |          |         |      |        |
| IN PLACE AND |               |          |         |      |        |
| UNDERSTOOD.  |               |          |         |      |        |
|              |               |          |         |      |        |
| LONG TERM    |               |          |         |      |        |
| CORRECTIVE   |               |          |         |      |        |
| ACTIONS      |               |          |         |      |        |
| INCLUDE THE  |               |          |         |      |        |
| ADDITION OF  |               |          |         |      |        |
| THE          |               |          |         |      |        |
|              |               |          |         |      |        |
| FOLLOWING    |               |          |         |      |        |
| R            |               |          |         |      |        |
| EQUIREMENTS, |               |          |         |      |        |
| EFFECTIVE    |               |          |         |      |        |
| FOR ANY      |               |          |         |      |        |
| DELIVERY     |               |          |         |      |        |
| AFTER MAY 5, |               |          |         |      |        |
| 2000         |               |          |         |      |        |
|              |               |          |         |      |        |
| (REF. MEMO   |               |          |         |      |        |
| #3760-00-135 |               |          |         |      |        |
| FROM S.      |               |          |         |      |        |
| PARIKH,      |               |          |         |      |        |
| DATED        |               |          |         |      |        |
| 5/3/00):     |               |          |         |      |        |
|              |               |          |         |      |        |
| 1\. ETM      |               |          |         |      |        |
| 64-119 REV.  |               |          |         |      |        |
| F DATED JULY |               |          |         |      |        |
| 1998 IS      |               |          |         |      |        |
| APPLICABLE   |               |          |         |      |        |
| AS DEPICTED  |               |          |         |      |        |
|              |               |          |         |      |        |
| IN THE       |               |          |         |      |        |
| A            |               |          |         |      |        |
| PPLICABILITY |               |          |         |      |        |
| MATRIX 870.  |               |          |         |      |        |
|              |               |          |         |      |        |
| 2\. UNTIL    |               |          |         |      |        |
| FURTHER      |               |          |         |      |        |
| NOTICE,      |               |          |         |      |        |
| EVERY        |               |          |         |      |        |
| CONTAINER IN |               |          |         |      |        |
| ADDITION TO  |               |          |         |      |        |
| THE          |               |          |         |      |        |
|              |               |          |         |      |        |
| LOT TEST     |               |          |         |      |        |
| REQUIRED PER |               |          |         |      |        |
| THE          |               |          |         |      |        |
| GOVERNING    |               |          |         |      |        |
| S            |               |          |         |      |        |
| PECIFICATION |               |          |         |      |        |
| WILL BE      |               |          |         |      |        |
|              |               |          |         |      |        |
| TESTED FOR   |               |          |         |      |        |
| OXYGEN,      |               |          |         |      |        |
| WATER AND    |               |          |         |      |        |
| TOTAL        |               |          |         |      |        |
| H            |               |          |         |      |        |
| YDROCARBONS. |               |          |         |      |        |
|              |               |          |         |      |        |
| NOTE: A      |               |          |         |      |        |
| CONTAINER IS |               |          |         |      |        |
| A UNIT WITH  |               |          |         |      |        |
| ONE CHECK    |               |          |         |      |        |
| VALVE. A     |               |          |         |      |        |
| SINGLE       |               |          |         |      |        |
|              |               |          |         |      |        |
| CYLINDER IS  |               |          |         |      |        |
| A CONTAINER  |               |          |         |      |        |
| AND REQUIRES |               |          |         |      |        |
| A SINGLE     |               |          |         |      |        |
| CHECK VALVE. |               |          |         |      |        |
| A            |               |          |         |      |        |
|              |               |          |         |      |        |
| 12 PACK IS A |               |          |         |      |        |
| CONTAINER    |               |          |         |      |        |
| AND REQUIRES |               |          |         |      |        |
| A SINGLE     |               |          |         |      |        |
| CHECK VALVE. |               |          |         |      |        |
|              |               |          |         |      |        |
| 3\. EACH     |               |          |         |      |        |
| CONTAINER    |               |          |         |      |        |
| SHALL HAVE A |               |          |         |      |        |
| CHECK VALVE. |               |          |         |      |        |
|              |               |          |         |      |        |
| 4\. ALL      |               |          |         |      |        |
| FIRST TIME   |               |          |         |      |        |
| USE CYLINDER |               |          |         |      |        |
| (NEW         |               |          |         |      |        |
| CYLINDER) OR |               |          |         |      |        |
| REFURBISHED  |               |          |         |      |        |
|              |               |          |         |      |        |
| CYLINDER     |               |          |         |      |        |
| MUST BE      |               |          |         |      |        |
| PURGED PRIOR |               |          |         |      |        |
| TO FILLING   |               |          |         |      |        |
| THE CYLINDER |               |          |         |      |        |
| WITH         |               |          |         |      |        |
|              |               |          |         |      |        |
| ARGON GAS    |               |          |         |      |        |
| USED FOR     |               |          |         |      |        |
| LOCKHEED     |               |          |         |      |        |
| MARTIN.      |               |          |         |      |        |
|              |               |          |         |      |        |
| 5\. EACH     |               |          |         |      |        |
| CYLINDER     |               |          |         |      |        |
| MUST BE      |               |          |         |      |        |
| CLEARLY      |               |          |         |      |        |
| MARKED WITH  |               |          |         |      |        |
| WHITE INK AS |               |          |         |      |        |
|              |               |          |         |      |        |
| LOCKHEED     |               |          |         |      |        |
| MARTIN       |               |          |         |      |        |
| MICHOUD USE  |               |          |         |      |        |
| ONLY         |               |          |         |      |        |
|              |               |          |         |      |        |
| 6\. ONLY     |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| IDENTIFIED   |               |          |         |      |        |
| AS           |               |          |         |      |        |
| \"LOCKHEED   |               |          |         |      |        |
| MARTIN USE   |               |          |         |      |        |
| ONLY\"       |               |          |         |      |        |
|              |               |          |         |      |        |
| WILL BE USED |               |          |         |      |        |
| FOR LOCKHEED |               |          |         |      |        |
| MARTIN.      |               |          |         |      |        |
|              |               |          |         |      |        |
| TASK III     |               |          |         |      |        |
| CLEARANCE OF |               |          |         |      |        |
| EF           |               |          |         |      |        |
| FECTIVITIES: |               |          |         |      |        |
|              |               |          |         |      |        |
| ALL FLIGHT   |               |          |         |      |        |
| HARDWARE FOR |               |          |         |      |        |
| ET-93, AND   |               |          |         |      |        |
| ET-103       |               |          |         |      |        |
| THROUGH      |               |          |         |      |        |
| ET-111 HAVE  |               |          |         |      |        |
|              |               |          |         |      |        |
| BEEN         |               |          |         |      |        |
| CLEARED. THE |               |          |         |      |        |
| ONLY         |               |          |         |      |        |
| HARDWARE     |               |          |         |      |        |
| AVAILABLE TO |               |          |         |      |        |
| BE WELDED    |               |          |         |      |        |
| USING        |               |          |         |      |        |
|              |               |          |         |      |        |
| THE AIR      |               |          |         |      |        |
| PRODUCTS     |               |          |         |      |        |
| ARGON GAS    |               |          |         |      |        |
| WAS ON       |               |          |         |      |        |
| ET-112 THRU  |               |          |         |      |        |
| ET-118,      |               |          |         |      |        |
| WHICH        |               |          |         |      |        |
|              |               |          |         |      |        |
| WAS IN       |               |          |         |      |        |
| PRODUCTION   |               |          |         |      |        |
| BETWEEN      |               |          |         |      |        |
| 3-26-00 AND  |               |          |         |      |        |
| 5-3-00.      |               |          |         |      |        |
| ET-112 THRU  |               |          |         |      |        |
| ET-          |               |          |         |      |        |
|              |               |          |         |      |        |
| 118 HARDWARE |               |          |         |      |        |
| IS CLEARED   |               |          |         |      |        |
| ACCORDING TO |               |          |         |      |        |
| THE TASK I.A |               |          |         |      |        |
| RESPONSE.    |               |          |         |      |        |
|              |               |          |         |      |        |
| \* TASK IV   |               |          |         |      |        |
| CAPS CLOSURE |               |          |         |      |        |
| SUMMARY:     |               |          |         |      |        |
|              |               |          |         |      |        |
| ARGON GAS    |               |          |         |      |        |
| USED FOR     |               |          |         |      |        |
| WELDING      |               |          |         |      |        |
| EXTERNAL     |               |          |         |      |        |
| TANK         |               |          |         |      |        |
| HARDWARE WAS |               |          |         |      |        |
| FOUND TO     |               |          |         |      |        |
|              |               |          |         |      |        |
| CONTAIN UP   |               |          |         |      |        |
| TO 1000.0    |               |          |         |      |        |
| PPM O2 AND   |               |          |         |      |        |
| 17.5 PPM     |               |          |         |      |        |
| H2O. THE     |               |          |         |      |        |
| REQUIREMENT  |               |          |         |      |        |
|              |               |          |         |      |        |
| PER MICHOUD  |               |          |         |      |        |
| OPERATIONS   |               |          |         |      |        |
| S            |               |          |         |      |        |
| PECIFICATION |               |          |         |      |        |
| IS 10 PPM O2 |               |          |         |      |        |
| AND 11.4 PPM |               |          |         |      |        |
|              |               |          |         |      |        |
| H2O MAXIMUM. |               |          |         |      |        |
| THE ROOT     |               |          |         |      |        |
| CAUSE OF THE |               |          |         |      |        |
| 4            |               |          |         |      |        |
| CONTAMINATED |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
|              |               |          |         |      |        |
| WAS          |               |          |         |      |        |
| IDENTIFIED   |               |          |         |      |        |
| AS OXYGEN    |               |          |         |      |        |
| AND MOISTURE |               |          |         |      |        |
| REMAINING IN |               |          |         |      |        |
| NEW          |               |          |         |      |        |
|              |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| SHIPPED TO   |               |          |         |      |        |
| AIR PRODUCTS |               |          |         |      |        |
| FROM THEIR   |               |          |         |      |        |
| SUPPLIER,    |               |          |         |      |        |
| WITH A       |               |          |         |      |        |
|              |               |          |         |      |        |
| SECONDARY    |               |          |         |      |        |
| CAUSE OF AN  |               |          |         |      |        |
| OPERATOR NOT |               |          |         |      |        |
| FOLLOWING    |               |          |         |      |        |
| THE PURGE    |               |          |         |      |        |
| AND          |               |          |         |      |        |
|              |               |          |         |      |        |
| EVACUATION   |               |          |         |      |        |
| PROCEDURES   |               |          |         |      |        |
| DURING THE   |               |          |         |      |        |
| FILL         |               |          |         |      |        |
| PROCESS. AIR |               |          |         |      |        |
| PRODUCTS     |               |          |         |      |        |
|              |               |          |         |      |        |
| DUPLICATED   |               |          |         |      |        |
| THE FAILURE  |               |          |         |      |        |
| BY FILLING 4 |               |          |         |      |        |
| NEW          |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| FROM THE     |               |          |         |      |        |
|              |               |          |         |      |        |
| 744XXX       |               |          |         |      |        |
| SERIAL       |               |          |         |      |        |
| NUMBER LOT   |               |          |         |      |        |
| AT THE SAME  |               |          |         |      |        |
| TIME AS      |               |          |         |      |        |
| DOING 15     |               |          |         |      |        |
| OTHER        |               |          |         |      |        |
|              |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| PER NORMAL   |               |          |         |      |        |
| PROCESS.     |               |          |         |      |        |
| THESE 4      |               |          |         |      |        |
| TESTED WITH  |               |          |         |      |        |
| 950-1000 PPM |               |          |         |      |        |
|              |               |          |         |      |        |
| O2 AND 17.5  |               |          |         |      |        |
| PPM H2O. A   |               |          |         |      |        |
| SAMPLE OF 2  |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| FROM THE 15  |               |          |         |      |        |
|              |               |          |         |      |        |
| CORRECTLY    |               |          |         |      |        |
| PROCESSED    |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| TESTED       |               |          |         |      |        |
| ACCEPTABLE   |               |          |         |      |        |
| AT 0.3 PPM   |               |          |         |      |        |
| O2.          |               |          |         |      |        |
|              |               |          |         |      |        |
| O2 AND H2O   |               |          |         |      |        |
| TESTING OF   |               |          |         |      |        |
| ALL          |               |          |         |      |        |
| CYLINDERS    |               |          |         |      |        |
| AND          |               |          |         |      |        |
| \"12-PACK\"  |               |          |         |      |        |
| CONTAINERS   |               |          |         |      |        |
|              |               |          |         |      |        |
| AT MICHOUD   |               |          |         |      |        |
| OPERATIONS   |               |          |         |      |        |
| WAS          |               |          |         |      |        |
| COMPLETED    |               |          |         |      |        |
| PER NCD      |               |          |         |      |        |
| N011501,     |               |          |         |      |        |
| WITH NO      |               |          |         |      |        |
|              |               |          |         |      |        |
| NEW          |               |          |         |      |        |
| D            |               |          |         |      |        |
| ISCREPANCIES |               |          |         |      |        |
| REPORTED.    |               |          |         |      |        |
| INTERIM      |               |          |         |      |        |
| CORRECTIVE   |               |          |         |      |        |
| ACTIONS AT   |               |          |         |      |        |
| AIR          |               |          |         |      |        |
|              |               |          |         |      |        |
| PRODUCTS     |               |          |         |      |        |
| INCLUDED     |               |          |         |      |        |
| AMENDMENTS   |               |          |         |      |        |
| TO THE FILL  |               |          |         |      |        |
| PLANT        |               |          |         |      |        |
| PROCESS      |               |          |         |      |        |
| CONTROL      |               |          |         |      |        |
|              |               |          |         |      |        |
| MANUAL NO.   |               |          |         |      |        |
| 3U-065-CF.   |               |          |         |      |        |
| LONG TERM    |               |          |         |      |        |
| CORRECTIVE   |               |          |         |      |        |
| ACTIONS      |               |          |         |      |        |
| INCLUDED     |               |          |         |      |        |
|              |               |          |         |      |        |
| THE ADDITION |               |          |         |      |        |
| OF           |               |          |         |      |        |
| REQUIREMENTS |               |          |         |      |        |
| OUTLINED IN  |               |          |         |      |        |
| MEMO         |               |          |         |      |        |
| #3760-00-135 |               |          |         |      |        |
|              |               |          |         |      |        |
| (MANDATORY   |               |          |         |      |        |
| REQUIREMENTS |               |          |         |      |        |
| FOR ARGON    |               |          |         |      |        |
| WELDING GAS) |               |          |         |      |        |
| FROM         |               |          |         |      |        |
|              |               |          |         |      |        |
| PROCUREMENT  |               |          |         |      |        |
| QUALITY,     |               |          |         |      |        |
| EFFECTIVE    |               |          |         |      |        |
| FOR ANY      |               |          |         |      |        |
| DELIVERY TO  |               |          |         |      |        |
| MAF AFTER    |               |          |         |      |        |
|              |               |          |         |      |        |
| MAY 5, 2000. |               |          |         |      |        |
|              |               |          |         |      |        |
| THIS CAPS IS |               |          |         |      |        |
| CLOSED.      |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+
| **MSFC       |               |          |         |      |        |
| Response/C   |               |          |         |      |        |
| oncurrence** |               |          |         |      |        |
|              |               |          |         |      |        |
| 11/06/2000 - |               |          |         |      |        |
| BOARD        |               |          |         |      |        |
| ACCEPTED     |               |          |         |      |        |
| PROBLEM      |               |          |         |      |        |
| CLOSURE      |               |          |         |      |        |
| RATIONALE.   |               |          |         |      |        |
| SIGNATURES   |               |          |         |      |        |
| ARE          |               |          |         |      |        |
|              |               |          |         |      |        |
| ON FILE IN   |               |          |         |      |        |
| THE PAC.     |               |          |         |      |        |
| THIS PROBLEM |               |          |         |      |        |
| IS           |               |          |         |      |        |
| OFFICIALLY   |               |          |         |      |        |
| CLOSED.      |               |          |         |      |        |
+--------------+---------------+----------+---------+------+--------+

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

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

  --------------- --------------- --------------------- ----------- ----------- ------------
  **MSFC          **IFA#**\       **Contractor RPT#**\  **JSC#**\   **KSC#**\   **EICN#**\
  Report#**\      \--             S-084                 \--         \--         \--
  A17578                                                                        

  **Asmnt         **Asmnt Part    **Asmnt                                       
  Part#**\        Name**\         Serial/Lot#**\                                
  MM5Y441-A100    ARGON GAS       N/A                                           

  **HCRIT CD**\   **FCRIT CD**\   **CAUSE CD**\         **FAIL                  
  1               3               MPW - MFG-PRC-WORK    MODE**\                 
                                                        UC - UNSAT              

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

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

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

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

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

  **MAJOR DESIGN                                                                
  CHANGES**                                                                     

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

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