# SDR USAA920080823

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 1, 2008
- Submitted: April 15, 2008
- Operation: Air carrier
- Aircraft: N427US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24549
- Aircraft time: 51,030 hours, 34,543 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- Condition: Cracked
- Location: Cockpit
- 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/USAA920080823

## Discrepancy

CLT - MAJOR REPAIR - Q6 CHECK - A 1" CRACK ON COCKPIT FLOOR AT BS 257, LBL 3.  INSTALLED DOUBLER REPAIR IAW SRM 53-10-51.

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