# SDR SWAA2023112111763

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 18, 2023
- Submitted: November 21, 2023
- Operation: Air carrier
- Aircraft: [N910WN](https://openairdocs.org/aircraft/N910WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36618
- Aircraft time: 50,931 hours, 30,654 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Vapor Barrier
- Part number: UNKNOWN
- 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/SWAA2023112111763

## Discrepancy

(CUSTOMER REQUEST) CRACK ON VAPOR BARRIER LH SIDE LOCATED STA 663 BTW LBL 30 TO LBL 40 2023-658917<[01] TOOL USED: CALIPER P/N: 500-197-30; S/N: B20189527; DUE DATE: 26-DEC-23.;[02] TOOL USED: HOT BONDER PN: HCS9200B-AV SN: 18185733 DUE DATE: 23/JAN/24;[03] TOOL USED SCALE P/N CL5000 S/N AE-39085 DUE DATE 25-SEP-24;[04] TOOL USED P/N: EPOCH 600; S/N: 120357005; CAL DUE: 24-JAN-24.;[05] REPAIRED VAPOR BARRIER LH SIDE LOCATED STA 663 BTW LBL 30 TO LBL 40 IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW.;[06] JOB COMPLETED RII.

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