# SDR AALA202211048497

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 29, 2022
- Submitted: November 4, 2022
- Operation: Air carrier
- Aircraft: [N902AN](https://openairdocs.org/aircraft/N902AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29504
- Aircraft time: 62,138 hours, 25,629 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Condition: Corroded
- Location: Bs 992-1016
- 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/AALA202211048497

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: LEFT Z CHANNEL LOCATED AT STA 992-1016 AND 33 INCHES LEFT BUTT LINE HAS CORROSION. REMOVED AND REPLACED Z CHANNEL PER SRM 53-70-51-1A.

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