# SDR SWAA2023090585553

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 3, 2023
- Submitted: September 5, 2023
- Operation: Air carrier
- Aircraft: [N903WN](https://openairdocs.org/aircraft/N903WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32457
- Aircraft time: 51,287 hours, 30,971 cycles
- System (JASC): [5300 · Fuselage Structure (General)](https://openairdocs.org/jasc/5300)
- 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/SWAA2023090585553

## Discrepancy

CUSTOMER REQUEST EVALUATE CRACK ON VAPOR BARRIER LH SIDE BSTA 663 2023-491653<[01] TOOL USED CALIPER: PN: 500-197-30 SN: B20189416; DUE DATE: 19-DEC-23.;[02] TOOL USED HOTBONDER P/N: HCS9200B-AV S/N: 18175478 DUE DATE: 24-SEP-23.;[03] TOOL USED SCALE P/N: CL5000 S/N: AE-409561 DUE DATE: 06-JUL-23.;[04] TOOL USED: SCALE: P/N:CL5000 S/N: 8343110765 DUE DATE:20-FEB-24.;[05] TOOL USED: HOT BONDER P/N: HCS9200B S/N: 15102320 DUE DATE: 22/JAN/24.;[06] TOOL USED UT EQUIPMENT P/N: EPOCH 650; S/N: 190984811; CAL DUE DATE: 24-JAN-24;[07] REPAIRED VAPOR BARRIER LH SIDE BSTA 663. IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGN OFF BELOW.;[08] JOB TASK COMPLETED. RII INSPECTION COMPLETED.

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