# SDR USAA070478

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2007
- Submitted: June 22, 2007
- Operation: Air carrier
- Aircraft: N418US
- Make and model: Boeing 737401
- Aircraft serial: 23985
- Aircraft time: 50,460 hours, 50,460 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Bs 787
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA070478

## Discrepancy

FUSELAGE FRAME STA 787 BETWEEN STR 8L & 9L AT A/C PSU RAIL ATTACH BRACKET HAS CRACK.  CUT OUT DAMAGE & INSTALLED REPAIR DOUBLERS PER TR 53-10-20E, DEFECT SIZE:  .0625 INCH.

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