# SDR SWAA2025081491414

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 2025
- Submitted: August 14, 2025
- Operation: Air carrier
- Aircraft: [N902WN](https://openairdocs.org/aircraft/N902WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36615
- Aircraft time: 57,234 hours, 33,409 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/SWAA2025081491414

## Discrepancy

CORROSION AFT CARGO BAY LT FLOOR TO SIDEWALL SUPPORT PLATE MULTIPLE AREAS AROUND NUT PLATE HOLES BS 727B+10 TO 787+14, LBL 22, WL 156.  CORROSION ON AFT CARGO BAY LT FLOOR TO SIDEWALL SUPPORT, FOUND TO BE OUT OF LIMITS. REMOVED, REPLACED AND INSTALLED A NEW AFT CARGO BAY LTH FLOOR TO SIDEWALL SUPPORT PLATE,  BS 727 TO 847, LBL 22, WL 156 IAW SRM 51-40-02-0G-0, AND DWG 146A7500, REV -.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.