# SDR SWAA2021100409438

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2021
- Submitted: October 4, 2021
- Operation: Air carrier
- Aircraft: N7822A
- Make and model: Boeing 737-76N
- Registry model: [Boeing 737-76N](https://openairdocs.org/model/boeing-737-76n) (OpenAirDocs)
- Aircraft serial: 32596
- Aircraft time: 59,949 hours, 29,584 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Shield
- Condition: Corroded
- Location: Fuselage
- 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/SWAA2021100409438

## Discrepancy

CORROSION ON AFT SHIELD AT FWD CARGO BAY BS500 - BS500A RBL23 WL156. ; / [01] CORROSION ON SHIELD WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM.; [02] VERIFIED NO LIMITS IN THE SRM.; [03] REMOVED AFT SHIELD AT FWD CARGO BAY BS 500 TO 500A RBL 23 WL 156 PER SRM 51-40-02-0G-0; [04] RECEIVED NEW AFT SHIELD AT FWD CARGO BAY N/P: 143A8126U31ATSMRO LOT:1467243-1 PO NUMBER: 835328. LOCATED; DRILLED AND COUNTERSANK NEW AFT SHIELD AT FWD CARGO BAY BS500 - BS500A RBL23 WL156 IAW SRM 51-40-02 AND DWG 143A0080 ID:0019 REV:-; [05] RECEIVED PART; [06] VERIFIED LOCATED; DRILLED AND COUNTERSANK NEW AFT SHIELD AT FWD CARGO BAY BS500 - BS500A RBL23 WL156 IAW SRM 51-40-02 AND DWG 143A0080 ID:0019 REV:- .; [07] OK TO INSTALL.; [08] VERIFIED OK TO INSTALL; [09] INSTALLED NEW AFT SHIELD AT FWD CARGO BAY BS500 - BS500A RBL23 WL156 IAW SRM 51-40-02 AND DWG 143A0080; [10] VERIFIED INSTALLED NEW AFT SHIELD AT FWD CARGO BAY BS500 - BS500A RBL23 WL156 IAW SRM 51-40-02 AND DWG 143A0080.; [11] VERIFIED ALL STEPS COMPLETE.

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