# SDR AALA202506038323

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2025
- Submitted: June 3, 2025
- Operation: Air carrier
- Aircraft: [N839NN](https://openairdocs.org/aircraft/N839NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29557
- Aircraft time: 43,945 hours, 18,746 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- 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/AALA202506038323

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: LEFT HAND ECS BAY AFT BULKHEAD UPPER INBOARD ANGLE CRACKED AROUND FASTENER. CUT OUT DAMAGED VAPOR BARRIER SUPPORT ANGLE LOCATED AT LBL 5 TO LBL 14, PER B737-NG SRM 57-10-10-2R-5. FABRICATED REPAIR ANGLE AND REPAIR SPLICE AND INSTALLED NEW PART, PER B737-NG SRM 57-10-10-2R-5.

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