# SDR SWAA2026101693391

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2026
- Submitted: October 17, 2026
- Operation: Air carrier
- Aircraft: [N8656B](https://openairdocs.org/aircraft/N8656B), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 42530
- Aircraft time: 37,815 hours, 18,228 cycles
- System (JASC): [5740 · Wing, Attach Fittings](https://openairdocs.org/jasc/5740)
- Part: Nut Plate
- Condition: Corroded
- Location: Zone 500
- 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/SWAA2026101693391

## Discrepancy

CORROSION RAIL NUT PLATES INTERNAL CAVITY LEADING EDGE OFSS 449 LT WING.  REPLACED THE RAIL NUT PLATES IAW SRM 51-40-02, SRM 51-10-02, ITEM 9, AND DWG 112A4402, SHEET 40,  REV A.

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