# SDR USAA920071178

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 2007
- Submitted: November 23, 2007
- Operation: Air carrier
- Aircraft: N175AW
- Make and model: Boeing 737-33A
- Registry model: [Boeing 737-33A](https://openairdocs.org/model/boeing-737-33a) (OpenAirDocs)
- Aircraft serial: 23634
- Aircraft time: 68,873 hours, 42,218 cycles
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Stiffener
- Part number: 69520145
- Condition: Cracked
- Location: Zone 100
- 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/USAA920071178

## Discrepancy

CLT - MAJOR REPAIR - CRACKED CENTER WING REAR SPAR VERTICAL STIFFENER, BS 663.75, RBL 6.15.  REPAIRED CENTER WING REAR SPAR VERTICAL STIFFENER, BS 663.75, RBL 6.15 IAW USAIRWAYS TYPICAL REPAIR 57-10-03B AND EA 110301.

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