# SDR SWAA2026060197036

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 2026
- Submitted: June 2, 2026
- 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: 72,345 hours, 43,352 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Corroded
- Location: Zone 200
- 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/SWAA2026060197036

## Discrepancy

CORROSION SEAT TRACK LOCATED BS 360 PLUS 14 INCH AND LBL 45.5 WL 208.1 PASSENGER CABIN.   REPLACED SEAT TRACK LOCATED BS 360 TO BS 480 AND LBL 45.5 WL 208.1 PASSENGER CABIN IAW SRM 51-10-02 ITEM 9; SRM 51-40-02 AND DWG: 143A5300; SHEET 54, REV -, DWG: 141A5300; SHEET: 21; REV - .

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