# SDR AALA202011129017

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 8, 2020
- Submitted: November 12, 2020
- Operation: Air carrier
- Aircraft: [N962NN](https://openairdocs.org/aircraft/N962NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33331
- Aircraft time: 18,204 hours, 7,070 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 141A5410148
- 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/AALA202011129017

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE.  CRACK IN INTERCOSTAL BETWEEN STA 344 AND STA 360 AT LBL 12, MEASURING L=1.5 IN, W=0.001 IN, D=0.04 IN.  REPLACED INTERCOSTAL WITH NEW, IAW SRM 51-40-02.

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