# SDR SWAA2023110815397

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 26, 2023
- Submitted: November 8, 2023
- Operation: Air carrier
- Aircraft: [N7742B](https://openairdocs.org/aircraft/N7742B), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 33928
- Aircraft time: 53,876 hours, 29,085 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/SWAA2023110815397

## Discrepancy

BS 663 RIGHT WHEEL WELL VAPOR BARRIER IS CRACKED AT RBL 31.83; CRACK MEASURES 17' LENGTH.<[01] REPAIRED DAMAGE AREA AT RIGHT WHEEL WELL VAPOR BARRIER AS PER SRM 51-70-04-2R-10.MATERIAL USED EY 3804 A/B PO#2040614 PLUS BMS9-3-120TYD CL7 PO#1690463.APPLIED TEFLON PAINT TO AFT SIDE OF RIGHT-HAND VAPOR BARRIER AS PER B 737 AMM 51-21-81-370-802 APPLIED PRIMER TO FORWARD SIDE OF VAPOR BARRIER AS PER B 737 AMM 51-21-72-370-804;[02] RII-VERIFIED REPAIR

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