# SDR CA120912011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2012
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Engine: Allsn 250C47B
- System (JASC): [6230 · Main Rotor Mast/Swashplate](https://openairdocs.org/jasc/6230)
- Part: Grease Fitting
- Part number: NAS5161A
- Condition: Failed
- Location: Swashplate
- Component: Swashplate, Bell
- Component part number: 406010401117
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA120912011

## Discrepancy

(CAN) IT WAS REPORTED THAT THE BALL AND SPRING OF 1 OF THE SWASHPLATE GREASE FITTINGS LEFT THE FITTING AND LOGGED IN THE SWASHPLATE BEARING CAUSING A PREMATURE WEAR AND REMOVAL OF THE PART.  BLACK MUD WAS COMING OUT WITH THE GREASE.

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