# SDR 20001012SH007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 2000
- Submitted: October 12, 2000
- Operation: General aviation
- Aircraft: [N4339V](https://openairdocs.org/aircraft/N4339V), registered now
- Make and model: Cessna 190
- Registry model: [Cessna 190](https://openairdocs.org/model/cessna-190) (OpenAirDocs)
- Aircraft serial: 7245
- System (JASC): [5751 · Ailerons](https://openairdocs.org/jasc/5751)
- Part: Hinge Bracket
- Part number: 0322709
- Condition: Cracked
- Location: Lt & Rt Inboard
- 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/20001012SH007

## Discrepancy

FOUND BOTH INBOARD AILERON HINGE BRACKETS CRACKED COMPLETELY THROUGH THE BEARING BOSS.  THESE BRACKETS WERE MADE FROM MAGNESIUM AND SUFFER CORROSION PROBLEMS.  APPROXIMATELY 40 POUNDS OF PRESSURE SEPARATED THE AILERON FROM ITS HINGE/ATTACH ON THE INBOARD END.  (X)

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