# SDR CA020724014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2002
- Submitted: August 7, 2002
- Operation: Air carrier
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- System (JASC): [6230 · Main Rotor Mast/Swashplate](https://openairdocs.org/jasc/6230)
- Part: Nut
- Part number: 204040309101
- Condition: Loose
- Location: Mast
- Component: Mast, Bell, 412040366115
- 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/CA020724014

## Discrepancy

(CAN) ON REMOVAL OF MAST LOWER MAST BEARING RETENSION NUT FOUND WITH NO TORQUE.  BEARING RACE NOT SEATED.

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