# SDR 20000721SH028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 5, 2000
- Submitted: July 21, 2000
- Operation: General aviation
- Aircraft: [N50Q](https://openairdocs.org/aircraft/N50Q), registered now
- Make and model: Bell 206B-3
- Registry model: [Bell 206B-3](https://openairdocs.org/model/bell-helicopter-textron-206b-3) (OpenAirDocs)
- Aircraft serial: 3419
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Gear
- Part number: 8505261
- Condition: Worn
- Location: Hyd Pump
- Component: Hydraulic Pump
- Component part number: 206076022101
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20000721SH028

## Discrepancy

INTERNAL SPLINES ON HYDRAULIC PUMP WORN EXCESSIVELY CAUSING HYDRAULIC PUMP TO START TO FAIL.  PUMP OVERHAULED 432.8 HOURS PRIOR TO FAILURE.  REASON FOR FAST SPLINE WEAR UNKNOWN.  (X)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.