# SDR CALA2026010412646

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 23, 2025
- Submitted: January 5, 2026
- Operation: Air carrier
- Aircraft: [N14731](https://openairdocs.org/aircraft/N14731), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28799
- Aircraft time: 81,665 hours, 30,075 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 147A5504
- 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/CALA2026010412646

## Discrepancy

AFT WET AREA BEAM BS 947.5,  AFTER BLENDED CORROSION EVALUATION, FO UND TO BE OUT LIMITS.  REPAIRED FLOORBEAM ON AFT WET AREA AT STA 947.5 IAW SRM 53-70-51- 51-2R-5, AND 51-00-06-0G-0.

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