# SDR AALA202203159647

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2022
- Submitted: March 15, 2022
- Operation: Air carrier
- Aircraft: [N934AN](https://openairdocs.org/aircraft/N934AN), registered now
- Make and model: Boeing 737*
- Aircraft serial: 29531
- Aircraft time: 59,540 hours, 24,759 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Zone 100 - Fuse
- 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/AALA202203159647

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT LAVATORY VENT PREVIOUS REPAIR SKIN TRIPLER AT BS 917 BETWEEN S21L AND S22L. REPLACED TRIPLER PER EA EA334326.

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