# SDR SWAA2026011350933

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2025
- Submitted: January 13, 2026
- Operation: Air carrier
- Aircraft: [N919WN](https://openairdocs.org/aircraft/N919WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36625
- Aircraft time: 56,768 hours, 34,183 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Sidewall Support
- 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/SWAA2026011350933

## Discrepancy

CORROSION ON FLOOR TO SIDEWALL SUPPORT FROM BS 727C+13 - 747+16, RBL 21, WL 156.   R & R FLOOR SIDEWALL SUPPORT AT BS 727+4.04 - 767, RBL 21, WL 156 IAW SRM 51-40-02-0G-0 AND DWG 146A7500 SHEET 113 REV -.

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