# SDR AALA202605265158

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 14, 2026
- Submitted: May 26, 2026
- Operation: Air carrier
- Aircraft: [N901AN](https://openairdocs.org/aircraft/N901AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29503
- Aircraft time: 70,322 hours, 29,491 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 141A5410140
- Condition: Cracked
- Location: Zone 100
- 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/AALA202605265158

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CRACK IN PASSENGER CABIN FLOOR STRUCTURE INTERCOSTAL BETWEEN STA 312 AND STA 318 AT RBL 40. REPLACED INTERCOSTAL PER AARD 51-00-05-01.

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