# SDR AALA202301251539

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 2023
- Submitted: January 25, 2023
- Operation: Air carrier
- Aircraft: [N922AN](https://openairdocs.org/aircraft/N922AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29523
- Aircraft time: 66,062 hours, 26,995 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Flange
- Condition: Corroded
- Location: Bulkhead 500i
- 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/AALA202301251539

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON LOWER FLANGE AT BULKHEAD OF FORWARD CARGO. LOCATED AT STA 500I, AND RIGHT BUTT LINE  24 TO LEFT BUTT LINE 24. REMOVED AND BLENDED CORROSION PER SRM.

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