# SDR CA121214010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 28, 2012
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Bell 429
- Registry model: [Bell 429](https://openairdocs.org/model/bell-helicopter-textron-canada-429) (OpenAirDocs)
- Aircraft time: 393 hours
- System (JASC): [6420 · Tail Rotor Head](https://openairdocs.org/jasc/6420)
- Part: Bearing
- Part number: 429312103109
- Condition: Failed
- Location: Tail Rotor Hub
- Stage of operation: AP
- How discovered: 9
- Nature of condition: E
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA121214010

## Discrepancy

(CAN) PILOT REPORTED HEAVY VIBRATION ON FINAL APPROACH TO THE HELIPAD.  FOUND THE INBD TAIL ROTOR HUB FLAPPING BEARING FAILED.  OTBD TAIL ROTOR HUB, PN 429-012-101-117, SN DR18, FLAPPING BEARING ALSO EXTRUDING RUBBER AND HAS GAPS AND WILL ALSO BE CHANGED.

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