# SDR 2012FA0000566

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 13, 2012
- Submitted: August 13, 2012
- Operation: General aviation
- Aircraft: [N101TT](https://openairdocs.org/aircraft/N101TT), registered now
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft serial: 318252050
- Aircraft time: 22,279 hours
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead
- Part number: 44758004475801
- Condition: Cracked
- Location: Zone 100
- Part time: 22,279 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/2012FA0000566

## Discrepancy

FOUND SMALL CRACKS IN THE LOWER SECTIONS OF BULKHEADS.   LOCATED TWO SMALL AREA'S OF FRETTING CORROSION ON THE LOWER INBD SPAR CAPS OF BOTH WINGS.  PERFORMED EDDY-CURRENT INSPECTION OF THESE AREA'S AND FOUND CRACK INDICATIONS.

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