# SDR AALA202301184878

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2022
- Submitted: January 18, 2023
- Operation: Air carrier
- Aircraft: [N908AN](https://openairdocs.org/aircraft/N908AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29510
- Aircraft time: 60,536 hours, 24,935 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Crease Beam
- Part number: 654A0004107
- Condition: Corroded
- Location: Bs 344 Lbl60
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202301184878

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON PASSENGER CABIN FORWARD ENTRY FLOOR STRUCTURE CREASE BEAM INNER CHORD LOCATED AT BS 344 AND LBL 60. REPLACED CHORD PER SRM 53-10-15-1A-1 4.

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