# SDR SWAA2026062207295

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 28, 2026
- Submitted: June 23, 2026
- Operation: Air carrier
- Aircraft: [N951WN](https://openairdocs.org/aircraft/N951WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36665
- Aircraft time: 50,692 hours, 31,095 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Vapor Barrier
- 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/SWAA2026062207295

## Discrepancy

CRACK ON VAPOR BARRIER RT SIDE BS 663.75 AT MAIN WHELL WELL.  EVALUATED CRACK LOC. ON VAPOR BARRIER RT SIDE BS663.75 AT MAIN WHEEL WELL AND FOUND OUT LIMIT DUE TO THE DAMAGE EXCEED ALLOWABLE DAMAGE LIMITS IAW AMM 57-10-10-1A-2 ALLOWABLE DAMAGE 2,  VAPOR BARRIER WEB MUST BE REPLACED.

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