# SDR SWAA2022060902043

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 2, 2022
- Submitted: June 9, 2022
- Operation: Air carrier
- Aircraft: [N477WN](https://openairdocs.org/aircraft/N477WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33988
- Aircraft time: 60,414 hours, 35,826 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/SWAA2022060902043

## Discrepancy

CORROSION ON AFT CARGO BAY AFT DOOR SHIELD AT RBL 21 BS 847+8. / [01] NO ALLOWABLE DAMAGE LIMITS FOUND IN SRM FOR ACB AFT SHIELD; PART TO BE REPAIRED BY REPLACEMENT PER SRM 51-10-02-0G-0 9.C.;[02] VERIFIED APPLICABILITY OF SRM 51-10-02-0G-0;[03] VERIFIED CORRECTIVE ACTION #1;[04] RECEIVED NEW SHIELD P/N 146A8127-10ATSMRO;LOCATED AND DRILLED AFT CARGO BAY DOOR SHIELD AT RBL 21 BS 847 TO BS 867 IAW SRM 51-40-05 AND DWG 146A8127 REV:-.;[05] UPDATED MEASUREMENTS;[06] VERIFIED CORRECTIVE ACTION ENTRY 4. CARD COMPLETE.

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