# SDR SWAA2025090496136

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2025
- Submitted: September 4, 2025
- Operation: Air carrier
- Aircraft: [N299WN](https://openairdocs.org/aircraft/N299WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36614
- Aircraft time: 58,053 hours, 35,128 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/SWAA2025090496136

## Discrepancy

CORROSION SUPPORT ZEE LOCATED BETWEEN STA747 TO STA787 AND LBL21 WL156 AFT CARGO COMPARTMENT.  REPLACED SUPPORT ZEE LOCATED BETWEEN STA727 TO STA787 AND LBL21 WL156 AFT CARGO COMPARTMENT IAW SRM 51-40-02; SRM 51-10-02; SRM 53-00-53-2R-6 REPAIR 6 AND DWG 146A7500 SHEET 113 REV-.

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