# SDR SWAA2022042084736

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 17, 2022
- Submitted: April 20, 2022
- Operation: Air carrier
- Aircraft: [N472WN](https://openairdocs.org/aircraft/N472WN), registered now
- Make and model: Boeing 737*
- Aircraft serial: 33831
- Aircraft time: 58,559 hours, 34,804 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Shield
- Condition: Corroded
- Location: Aft Cargo
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022042084736

## Discrepancy

AFT CARGO BAY DOOR CUTOUT AFT SHIELD IS CORRODED AT STA 847+19; WL 165; RBL 23. / [01] THIS PART DOES NOT HAVE ENTRY ON THE LOWER ALLOWABLE DAMAGE LIMITS THERE FOR IT HAS TO BE REPAIRED BY REPLACEMENT PER SRM 51-10-02 STEP 9C.-;[02] VERIFIED APPLICABILITY OF SRM 51-10-02 STEP 9C;[03] VERIFIED CORRECTIVE ACTION #1 AND #2;[04] RECEIVED ON AFT CARGO BAY DOOR CUTOUT AFT SHIELD AT BS847 TO BS867 RBL23 WL165 NEW ITEM 146A8127Y10 LOT#1482487-1. LOCATED AND DRILLED IAW SRM 51-40-05 AND DWG 146A0081;[05] VERIFIED CORRECTIVE ACTION STEP 4.;[06] UPDATED STEP 1;[07] INSTALLED AFT CARGO BAY DOOR CUTOUT AFT SHIELD AT BS847 TO BS867 RBL23 WL165 IAW SRM 51-40-02-0G-0 AND DRAWING# 146A0081.;[08] VERIFIED CORRECTIVE ACTION 7 AND STEP 1.;[09] PART REPLACED; WORK COMPLETED.

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