# SDR AU010312

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 30, 2001
- Submitted: May 2, 2001
- Operation: General aviation
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Engine: Lyc TIO540J2BD
- Propeller: Hartzl HCE3YR2
- System (JASC): [5740 · Wing, Attach Fittings](https://openairdocs.org/jasc/5740)
- Part: Fitting
- Part number: 4511500
- Condition: Corroded
- Location: Wing Spar
- Part time: 15,439 cycles
- Component: Wing Spar
- 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/AU010312

## Discrepancy

(AUS) LT AND RT UPPER MAIN SPAR ATTACHMENT FITTINGS CORRODED ANDPARTIALLY EXFOLIATED. WHEN THE FITTINGS WERE REMOVED THE ATTACHMENT RIVETS WERE FOUND TO BE SHEARED.

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