# SDR USAA990561

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 10, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N337US](https://openairdocs.org/aircraft/N337US), registered now
- Make and model: Boeing 737301
- Aircraft serial: 23235
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor
- Condition: Cracked
- Location: Bs 663.75
- Part time: 38,169 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA990561

## Discrepancy

CLT - DURING Q-1 CHECK, FOUND 1.5 INCH CRACK AND .400 INCH CRACK JUST AFT OF STATION 663.75 BL 32 IN PRESSURE FLOOR PANEL.  INSTALLED DOUBLER, FILLER AND ANGLE STIFFENER PER EA 64667.  (M)

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