# SDR CALA2025071506570

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 25, 2025
- Submitted: July 15, 2025
- Operation: Air carrier
- Aircraft: [N73283](https://openairdocs.org/aircraft/N73283), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31606
- Aircraft time: 66,576 hours, 24,786 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 143A541027
- 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/CALA2025071506570

## Discrepancy

FOUND FLOOR SUPPORT INTERCOSTAL T CHORD CRACKED AT LBL 14 BETWEEN STA 380 AND 400 REF AAR N/R 9983624 ESFR INFORMATION ENTERED.

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