# SDR CALA2026062617365

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2026
- Submitted: June 26, 2026
- Operation: Air carrier
- Aircraft: [N77261](https://openairdocs.org/aircraft/N77261), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31582
- Aircraft time: 77,938 hours, 27,227 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 141A5410U148
- Condition: Cracked
- Location: Zone 200
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026062617365

## Discrepancy

CABIN FLOOR INTERCOSTAL CRACKED BETWEEN BS 344 AND BS 360, LBL 6.  REMOVED & REPLACED INTERCOSTAL AT MAIN CABIN FLOOR STRUCTURE BETWEEN BS 344 AND 360, LBL 6 IAW SRM 51-40-02-0G-0 AND DWG 141A5400.

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