# SDR AALA202609019989

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 2026
- Submitted: September 1, 2026
- Operation: Air carrier
- Aircraft: [N903AN](https://openairdocs.org/aircraft/N903AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29505
- Aircraft time: 70,975 hours, 29,741 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: DBF22031
- Condition: Corroded
- Location: Zone 200
- 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/AALA202609019989

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: FS 947 FLOOR BEAM T-CAP CORRODED IN 4 SEPARATE AREAS REQUIRING REPLACEMENT OF THE EXISTING T-CAP.  REMOVED AND REPLACED FS 947 FLOOR BEAM T-CAP IAW SRM 53-70-51-2R.

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