# SDR CA041015004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 15, 2004
- Submitted: March 3, 2005
- Operation: General aviation
- Make and model: Beech C90A
- Registry model: [Beech C90A](https://openairdocs.org/model/beech-c90a) (OpenAirDocs)
- Aircraft time: 6,171 hours
- Engine: Pwa PT6A21
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Torque Knee
- Part number: 508100352
- Condition: Cracked
- Location: Rt Mlg
- Part time: 21,804 cycles
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA041015004

## Discrepancy

(CAN) DURING A 8000 CYCLE TORQUE KNEE NDT INSPECTION IT WAS DETECTED THAT THE RT LOWER TORQUE KNEE ATTACH PIN, PN 50-810035-2 WAS CRACKED IN NUMBER OF PLACES. THE TORQUE KNEE IS POST S/B 32-3116 - IMPROVED STEEL. PRESENTLY THE PIN IS PLACED IN QUARANTINE. THERE IS A FLEET WIDE INSPECTION IN PROGRESS.

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