# SDR YTRR081619

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 11, 2002
- Submitted: December 16, 2002
- Operation: Air carrier
- Aircraft: N207RT
- Make and model: Bell 206L-4
- Registry model: [Bell 206L-4](https://openairdocs.org/model/bell-helicopter-textron-canada-206l-4) (OpenAirDocs)
- Aircraft serial: 52207
- Aircraft time: 2,509 hours
- Engine: Allsn 250C30
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Shaft
- Part number: 357950111452
- Condition: Worn
- Location: Oil Pump
- Part time: 612 hours
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YTRR081619

## Discrepancy

OIL PUMP SHAFT SPLINES WORN TO THE POINT OF ROTOR TACH FAILURE.

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