# SDR USAA070636

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 10, 2007
- Submitted: August 10, 2007
- Operation: Air carrier
- Aircraft: N425US
- Make and model: Boeing 737401
- Aircraft serial: 23992
- Aircraft time: 50,034 hours, 50,034 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Fuselage
- 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/USAA070636

## Discrepancy

BS 907 FRAME AT A/C RAIL ATTACH POINT BETWEEN STRINGERS 8L & 9L CRACKED.  REMOVED DAMAGE & INSTALLED REPAIR PARTS PER TR 53-10-20E, DEFECT SIZE:  .5 INCH.

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