# SDR SWAA2026092169875

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 18, 2026
- Submitted: September 22, 2026
- Operation: Air carrier
- Aircraft: [N259WN](https://openairdocs.org/aircraft/N259WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 35554
- Aircraft time: 65,221 hours, 39,507 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Doubler
- Condition: Cracked
- 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/SWAA2026092169875

## Discrepancy

CRACK ON DOUBLER LOCATED ON RBL 54.21 TO RBL 72 AT VAPOR BARRIER RH SIDE UPPER POSITION.   EVALUATED AND FABRICATED DOUBLER LOCATED ON BS 663 RBL 54.21 TO RBL 72 AT VAPOR BARRIER RH SIDE UPPER POSITION I.A.W  SRM 51-20-01-0G-0 DWG: 111A1521 SHEET: 5 REV: -.

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