# SDR CA060814002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2006
- Submitted: December 4, 2006
- Operation: General aviation
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- System (JASC): [6220 · Main Rotor Head](https://openairdocs.org/jasc/6220)
- Part: Spindle
- Part number: 412010190105
- Condition: Debonded
- Location: Main Rotor Hub
- Part time: 2,396 hours
- Component: Hub, Bell
- Component part number: 412CF
- 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/CA060814002

## Discrepancy

(CAN) ON A MAIN ROTOR HUB ASSY 2500 HOUR INSPECTION THE RED BLADE SPINDLE ASSY WAS FOUND WITH DAMPER BEARING DEBONDED. (TC NR 20060814002)

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