# SDR USAA040941

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 21, 2004
- Submitted: December 13, 2004
- Operation: Air carrier
- Aircraft: N516AU
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23702
- Engine: Cfmint CFM563B2
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 1132009
- Condition: Cracked
- Location: Fuselage
- Part time: 52,364 hours
- 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/USAA040941

## Discrepancy

PIT - Q5 - CHANNEL, .5 INCH CRACK, STA 540 LBBL 0, RBBL U CHANNEL.  REPLACED CHANNEL IAW SRM 53-00-03.

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