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Flowserve-Automax-Pneumatic Actuators - Scotch Yoke - RG

Pneumatic Actuators - Scotch Yoke - RG

BRAND: Automax

Automax RG Pneumatic Scotch Yoke Actuators are the cost-effective choice for on/off and inching applications of quarter-turn medium-to-large sized valves in the chemical and general process industries.


  • General Industry
  • Chemicals
  • Oil & Gas

industry sectors

  • Pulp & Paper
  • Food & Beverage
  • Corn Wet Milling & Ethanol
  • Other Industries
  • Basic (Organic & Inorganic)
  • Specialty (Fine & Consumer)
  • Biofuels
  • Pharmaceutical
  • Downstream Processing
  • ISO 9001 and 5211
  • EN 15714, 60529, 13906, 13445 and 12570
  • IEC 61508 SC3
Design Range

Torque Rating Range: up to 248 000 Nm (2.2 million in-lb)

Pressure Rating: Operating Pressure: 2.5 to 10.3 barg (36.3 to 149.4 psig)

Environmental Enclosures
  • IP 66/67 and IP 66M/67M
  • ATEX Ex II 2GD
  • NBR Buna, Viton®, and Fluorosilicone sealing
Features & Benefits

Flowserve's competitive ductile cast iron pneumatic scotch yoke actuator for the chemical and general process industries, where product simplicity and robustness with reduced envelope dimensions are key.

  • Symmetric and canted scotch yoke mechanisms.
  • Spring return and double acting configurations available (fail open, fail close and fail-in-place capability)
  • Jackscrew, Geared and Hydraulic Manual Operators available on request
  • Standard or special painting upon request
  • Standard or customized control panels available on request


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