# SDR AALA202402286626

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 22, 2024
- Submitted: February 28, 2024
- Operation: Air carrier
- Aircraft: [N937AN](https://openairdocs.org/aircraft/N937AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30082
- Aircraft time: 64,028 hours, 26,888 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 141A5410U140
- Condition: Cracked
- Location: Bs 312-328
- 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/AALA202402286626

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CRACK IN PASSENGER CABIN FLOOR STRUCTURE INTERCOSTAL FROM BS 312 TO BS 328, RBL 32. REPLACED INTERCOSTAL PER AARD 51-40-02.

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