# SDR RV1R20191002466

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2019
- Submitted: October 2, 2019
- Operation: General aviation
- Filed by: [RSG Aviation Inc, repair station RV1R466K](https://openairdocs.org/faa-repair-station/RV1R466K/rsg-aviation-inc.md) (OpenAirDocs)
- Aircraft: [N962KW](https://openairdocs.org/aircraft/N962KW), registered now
- Make and model: Bell 412EP
- Registry model: [Bell 412EP](https://openairdocs.org/model/bell-textron-canada-412ep) (OpenAirDocs)
- Aircraft serial: 36418
- Aircraft time: 1,800 hours, 5,239 cycles
- System (JASC): [6220 · Main Rotor Head](https://openairdocs.org/jasc/6220)
- Part: Bearing
- Part number: 412010106101
- Condition: Separated
- Location: Main Rotor
- Part time: 1,800 hours, 5,239 cycles
- Component: Main Rotor, Bell, 412
- Component part number: 412010100133
- 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/RV1R20191002466

## Discrepancy

COMPLETE SEPERATION OF THE PIVOT BEARING ELASTOMER FROM THE BASE. NOT VISABLE WITH THE BLADES INSTALLED, TOTAL FAIURE HAD NOT TAKEN PLACE 7.0 HOURS AGO.THIS ITEM HAS A FIRST INSPECTION INTERVAL AT 2500 HOURS, AIRCRAFT ONLY HAS 1800 BUT IS 13 + YEARS OLD RECOMEND CALANDER REQUIREMENT BE ADDED TO THE 2500 HOUR EXISTING REQUIRMENT.

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