# SDR SWAA2025052956908

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 20, 2025
- Submitted: May 29, 2025
- Operation: Air carrier
- Aircraft: [N291WN](https://openairdocs.org/aircraft/N291WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32539
- Aircraft time: 58,271 hours, 34,957 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- 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/SWAA2025052956908

## Discrepancy

CRACK VAPOR BARRIER LOCATED BS663 AND LBL 54 AT MAIN WHEEL WELL COMPARTMENT 2025-274223 <[01].  TOOL USED P/N: EPOCH 600; S/N: 120357005; CAL DUE: 10-JUN-25.;[02] TOOL USED CALIPER P/N: 500-196-30; S/N: B23375085; DUE DATE: 05-FEB-26.  TOOL USED: SCALE P/N: CR5200 S/N: 8343110814 DUE DATE: 20-JUN-25.  TOOL USED SCALE P/N: CR5200 S/N: 8343150767 DUE DATE: 06 MAR 26.  TOOL USED HOT BONDER P/N: HCS9200B-AV S/N: 18196127 DUE DATE: 22 FEB 26.  REPAIRED VAPOR BARRIER LOCATED BS663 AND LBL 54 AT MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW.; [03] REPAIRED VAPOR BARRIER LOCATED BS663 AND LBL 54 AT MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW. RII ACCOMPLISHED.

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