# SDR AALA2019120439057

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2019
- Submitted: December 4, 2019
- Operation: Air carrier
- Aircraft: [N943NN](https://openairdocs.org/aircraft/N943NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31177
- Aircraft time: 19,503 hours, 7,271 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 141A5410141
- Condition: Cracked
- Location: Bs 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/AALA2019120439057

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CRACKED CABIN FLOOR INTERCOSTAL AT BS 328 AND LBL 45. REPLACED INTERCOSTAL PER SRM 51-40-01.

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