Product Overview
The GAST 71R142-P36-S246TW is a rotary vane air motor engineered for industrial drive applications where compressed air is the preferred power source. Utilizing a precision-balanced rotor with sliding vanes riding against a hardened cam ring, this motor converts pneumatic energy into continuous rotary torque without the need for electrical power, making it inherently safe for use in hazardous, wet, or explosive environments. As part of the Gast 71R series, it delivers reliable, variable-speed operation with instant start/stop and reversible rotation capability, serving as a compact prime mover in demanding automation and process machinery.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Rotary Vane Air Motor |
| Model Designation | 71R142-P36-S246TW |
| Operating Pressure | Standard Industrial Grade (Up to rated bar) |
| Mounting & Connection | Standard ISO / Manufacturer Interface |
Engineering Features & Advantages
- Precision Performance: Precision-ground sliding vanes and a hardened cam ring deliver smooth, low-vibration torque output with excellent speed regulation across a wide operating range.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with a robust housing and sealed bearings that resist dust, moisture, and temperature extremes.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, ensuring drop-in installation without modification to mounting or porting.
Typical Industrial Applications
This rotary vane air motor is well suited for driving mixers and agitators in chemical processing, powering conveyor and indexing systems in packaging lines, operating winches and hoists in marine and offshore environments, and providing reliable rotary actuation in hazardous-area equipment where electric motors are prohibited.
PRODUCT IMAGES

GAST 71R142-P36-S246TW Rotary Vane Air Motor
âš¡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the genuine GAST 71R142-P36-S246TW Rotary Vane Air Motor. This USA-made pneumatic component features a rotary vane design, delivering leak-free, reliable power for heavy-duty industrial systems.