# SDR SWAA2026032775911

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 2, 2026
- Submitted: March 27, 2026
- Operation: Air carrier
- Aircraft: [N923WN](https://openairdocs.org/aircraft/N923WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36627
- Aircraft time: 57,855 hours, 35,265 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: 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/SWAA2026032775911

## Discrepancy

CORROSION FWD CARGO BAY AFT LOWER BULKHEAD SUPPORT HAS MULTIPLE AREAS AROUND FASTENER HOLES BS500D LBL21 TO RBL21.   REMOVED AND INSTALLED NEW FWD CARGO BAY AFT LOWER BULKHEAD SUPPORT IAW SRM 51-40-02-0G-0 AND DWG 143A7902 REV:-.

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