# SDR AALA202212228190

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 5, 2022
- Submitted: December 22, 2022
- Operation: Air carrier
- Aircraft: [N861NN](https://openairdocs.org/aircraft/N861NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31109
- Aircraft time: 35,345 hours, 14,750 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 141A118023
- Condition: Corroded
- Location: Bs 336 S23l
- 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/AALA202212228190

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON STRINGER S23L AT BS 336. REPLACED STRINGER PER AARD 50-00-05-1.

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