# SDR SWAA2021011108041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 10, 2020
- Submitted: January 12, 2021
- Operation: Air carrier
- Aircraft: [N259WN](https://openairdocs.org/aircraft/N259WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 35554
- Aircraft time: 48,041 hours, 28,678 cycles
- System (JASC): [5230 · Cargo/Baggage Doors](https://openairdocs.org/jasc/5230)
- Part: Skin
- Part number: 146A61141
- Condition: Corroded
- Location: Aft Cargo Door
- 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/SWAA2021011108041

## Discrepancy

CORROSION, ON AFT CARGO DOOR INTERNAL SKIN AFT LOWER CORNER 'MARKED' BS 840 WL 160 RBL 35.  CORROSION ON INTERNAL SKIN P/N 146A6114-1 WAS FOUND TO BE OUT OF LIMITS DUE TO 100% MATERIAL LOSS, PER SRM 52-30-01-1A-1 FIG 104 DETAIL C LEAD 800 19AUG20 INSP 358 08/19/20.  REPAIR OF INTERNAL SKIN WAS ACCOMPLISHED ON SWA RO: 0520047-E8R.

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