# SDR AALA202403042425

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2024
- Submitted: March 4, 2024
- Operation: Air carrier
- Aircraft: [N889NN](https://openairdocs.org/aircraft/N889NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33314
- Aircraft time: 34,700 hours, 14,847 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Vapor Barrier
- Part number: UNKNOWN
- Condition: Cracked
- Location: Bs 663
- 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/AALA202403042425

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: LEFT HAND VAPOR BARRIER CRACKED, 15 INCHES IN LENGTH AT OUTBOARD OF PACK EXHAUST DUCT. INSTALLED NEW FABRIC PATCH REPAIR TO BOTH SIDE OF LEFT HAND VAPOR BARRIER. PER SRM 57-10-10-2R-2 AND AARD 57-10-10-9.

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