# SDR CA980407015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 13, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Snias AS350B
- Engine: Tmeca ARRIEL1B
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Spline
- Part number: 350A35013003
- Condition: Sheared
- Location: Hyd Pump
- Stage of operation: CR
- Nature of condition: G, K, J
- Precautionary procedure: A, H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA980407015

## Discrepancy

(CAN) HYDRAULIC PRESSURE LOST DURING FLIGHT.  LOSS OF PRESSURE DUE TO SHEARED INTERNAL SPLINES ON THE HYDRAULIC PUMP DRIVE COUPLING SLEEVE P/N S40.

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