# SDR CALA2026061517121

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 14, 2026
- Submitted: June 17, 2026
- Operation: Air carrier
- Aircraft: [N79541](https://openairdocs.org/aircraft/N79541), registered now
- Make and model: Boeing 737824
- Aircraft serial: 63725
- Aircraft time: 26,866 hours, 10,086 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Crossbeam
- Part number: 143A524036SD
- 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/CALA2026061517121

## Discrepancy

FOUND CRACKED  MAIN CABIN CTR AISLE CROSSBEAM AT BS 540 BL-0 TO RBL 24.  R & R CROSSBEAM IAW SRM 51-40-02-0G-0, AND DWG 143A5240.

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