# SDR SWAA2021081391244

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 10, 2020
- Submitted: August 13, 2021
- Operation: Air carrier
- Aircraft: [N481WN](https://openairdocs.org/aircraft/N481WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29853
- Aircraft time: 55,339 hours, 32,689 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Shield
- Condition: Corroded
- Location: Bs 767-787
- 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/SWAA2021081391244

## Discrepancy

AFT CARGO BAY ANGLE COMMON TO R/H SHIELD HAS CORROSION AROUND NUT PLATE HOLES BS767 TO BS787 RBL23 WL155 / EVALUATED CORROSION AFT CARGO BAY ANGLE (PART #146A8125-53); FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN SRM; REPLACEMENT OF PART REQUIRED IAW SRM 51-10-02-0G-0 PARA 9. REMOVED AND REPLACED AFT CARGO BAY ANGLE COMMON TO R/H SHIELD BS 767-787; RBL23; WL155 IAW SRM 51-40-02-0G-0 PARA 4(B); 7(D) AND DWG 146A8123

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