Numatics RW Series Rotary Actuator by Numatics Actuators and Motion Control

The Numatics RW Series Rotary Actuator design utilizes two independent piston cylinders, each piston has a crank arm attached to a crankshaft. As the piston strokes in its bore, the crankshaft rotates, pressurizing the opposite bore reverses rotation. This unique design has many features and benefits over conventional rotary actuators.


  • Body: Hardcoat Anodized, lightweight, durable, Teflon® impregnated inside and out.
  • Output Shaft: Hardened electroless nickel, corrosion and wear resistance, oversize diameter for increased strength and rigidity.
  • Stroke Adjustment: C.W. and C.C.W. Infinite adjustment in both directions of rotation.
  • Sensor Mounting Channel: Machined into body, accepts Numatics dovetail switches (world switch), easy access, easy adjustment, magnetic piston is standard on all models

CAD Files

Link to RW CAD Files
CAD File
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RW Series Rotary Actuator Catalog
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