# SDR CALA2026022614099

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2026
- Submitted: February 26, 2026
- Operation: Air carrier
- Aircraft: [N14735](https://openairdocs.org/aircraft/N14735), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28950
- Aircraft time: 81,852 hours, 29,014 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 141A55024
- 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/CALA2026022614099

## Discrepancy

CORROSION - FWD WET AREA FLOORBEAM TEE WITH SURFACE CORROSION SPOTS AT BS 294.5 RBL 18 & RBL 28.  AT BS 294.5 UPPER CHORD CORROSION BETWEEN RBL 18 AND RBL 28 FOUND OUT OF LIMITS, REPAIR MAIN CABIN FWD WET AREA FLOOR BS 294.5 BETWEEN RBL25 - LBL21 IAW SRM 53-10-51-2R-16.  AT BS 294.5 UPPER CHORD CORROSION BETWEEN RBL 18 AND RBL 28 FOUND OUT OF LIMITS, REPAIR MAIN CABIN FWD WET AREA FLOOR BS 294.5 BETWEEN RBL25 - LBL21 IAW SRM 53-10-51-2R-16.

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