# SDR SWAA2023101297896

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 7, 2023
- Submitted: October 12, 2023
- Operation: Air carrier
- Aircraft: [N8311Q](https://openairdocs.org/aircraft/N8311Q), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 38808
- Aircraft time: 37,275 hours, 17,282 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/SWAA2023101297896

## Discrepancy

CUSTOMER REQUEST CRACK DOUBLER LOCATED ON VAPOR BARRIER BS 663.75 AT RBL 6.15 TO RBL 31.83 MAIN WHEEL WELL 2023-550188<[01] REPLACED DOUBLER LOCATED ON VAPOR BARRIER BS 663.75 AT RBL 6.15 TO RBL 31.83 MAIN WHEEL WELL B737-800 SRM 51-40-02 AND DWG 11A1000 SHEET 47 REV A SEE INDIVIDUAL SIGN OFF BELOW.;[02] REPLACED DOUBLER LOCATED ON VAPOR BARRIER BS 663.75 AT RBL 6.15 TO RBL 31.83 MAIN WHEEL WELL B737-800 SRM 51-40-02 AND DWG 11A1000 SHEET 47 REV A SEE INDIVIDUAL SIGN OFF BELOW<BR>RII CERTIFIED

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