# SDR YV3R2020030600246

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 19, 2020
- Submitted: March 7, 2020
- Operation: General aviation
- Aircraft: VH-HY
- Make and model: Robsin R44
- Aircraft serial: 2570
- Aircraft time: 194 hours
- Engine: Lyc O540F1B5
- System (JASC): [6510 · Tail Rotor Drive Shaft](https://openairdocs.org/jasc/6510)
- Part: Bearing
- Part number: C6478
- Part serial: REVAC
- Condition: Defective
- Part time: 194 hours
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YV3R2020030600246

## Discrepancy

CUSTOMER REPORTED BEARING ASSEMBLY P/N: C647-8 SEAL IS SPINNING IN HOUSING.

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