# SDR USAA2010041490797

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2010
- Submitted: April 14, 2010
- 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: 56,208 hours, 37,695 cycles
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Attach Angle
- Part number: 6546460U47
- Condition: Cracked
- Location: Lt Wing
- 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/USAA2010041490797

## Discrepancy

CLT - C6 - MAJOR REPAIR - ATTACH ANGLE CRACKED ON RIGHT WING AT RSS537 9 INCHES AFT OF REAR SPAR.  REPLACED ATTACH ANGLE ON RIGHT WING AT RSS537 9 INCHES AFT OF REAR SPAR IAW B737 SRM 51-40-02.

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