# SDR CALA2026042915835

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 27, 2026
- Submitted: April 29, 2026
- Operation: Air carrier
- Aircraft: [N14240](https://openairdocs.org/aircraft/N14240), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28952
- Aircraft time: 80,188 hours, 31,170 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 143A524036
- Condition: Cracked
- 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/CALA2026042915835

## Discrepancy

RIGHT UPPER CENTER WING STA-540 FLOOR SUPPORT STRUCTURE CROSSBEAM HAS CRACKS AND BENT.  REMOVED AND REPLACED RT FLOOR SUPOORT BS 540 SRM 51-40-02 AND DWG 143A5240 REV:- .

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