# SDR AALA202501215768

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2025
- Submitted: January 21, 2025
- Operation: Air carrier
- Aircraft: [N817NN](https://openairdocs.org/aircraft/N817NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29558
- Aircraft time: 44,045 hours, 18,568 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 146A323150
- Condition: Corroded
- 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/AALA202501215768

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION TO LOWER FUSELAGE SKIN AT AFT LAVATORY SERVICE PANEL LOCATED FROM STA 847 TO STA 867, FROM S24L TO S25L. ACCOMPLISHED DOUBLER REPAIR PER SRM 51-40-05 AND EA 360941.

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