# SDR SWAA2023042015791

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 12, 2023
- Submitted: April 20, 2023
- Operation: Air carrier
- Aircraft: [N435WN](https://openairdocs.org/aircraft/N435WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32455
- Aircraft time: 66,297 hours, 39,595 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Vapor Barrier
- Condition: Cracked
- Location: Zn 100 Fus Lower
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2023042015791

## Discrepancy

CUSTOMER REQUEST: L/H BS-663 VAPOR BARRIER CRACKED<[01] MEASUREMENTS;[02] CLEANED AND PREPARED CRACK DAMAGE AREAS FOR REPAIR; STOP DRILL ALL CRACKS ;PERFORMED DRY OUT; FOUND NO WATER AS PER B737 SRM 51-70-04-2R-10;[03] C/W;[04] VERIFIED ALL STEPS C/W;[05] VERIFIED ALL STEPS

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