# SDR SWAA2026033077368

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2026
- Submitted: March 30, 2026
- Operation: Air carrier
- Aircraft: [N249WN](https://openairdocs.org/aircraft/N249WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34951
- Aircraft time: 64,100 hours, 38,781 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Strap
- Condition: Corroded
- Location: Zone 100
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026033077368

## Discrepancy

ACB LWR DOOR SURROUND STRUCTURE SILL STRAP CORRODED ON UPPER SURFACE AT FASTENER HOLE,BS 787 - 827, RBL 25. REMOVED & REPLACED THE SILL STRAP FROM BS 767+7 - 847+15,  IAW SRM 51-40-02,  DWG 146A8120, REV-,  & DWG 146A8340, REV-.

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