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Flowserve-Valtek-Pneumatic Actuators - Rotary - NR

Pneumatic Actuators - Rotary - NR

BRAND: Valtek

The Valtek NR diaphragm actuator is a compact actuator with high torque and pneumatic stiffness for excellent throttling capabilities. The splined shaft connection eliminates backlash for precise control. Designed for supply air pressures to 80 psi (6 Bar). The high stiffness and rolling diaphragm provides firm control from 0 to 90 degrees.


  • General Industry
  • Chemicals
  • Water
  • Oil & Gas
  • Power

industry sectors

  • Pulp & Paper
  • Mining
  • Steel & Primary Metals
  • Food & Beverage
  • Corn Wet Milling & Ethanol
  • Other Industries
  • Basic (Organic & Inorganic)
  • Specialty (Fine & Consumer)
  • Biofuels
  • Pharmaceutical
  • Water
  • Waste Water
  • Agriculture
  • Water Management
  • Upstream Exploration & Production
  • Midstream Transportation
  • Downstream Processing
  • Nuclear
  • Conventional Steam
  • Geothermal
  • Combined Cycle
  • Concentrated Solar Power (CSP)
  • Biomass and MSW


Features & Benefits
  • Diaphragm actuator provides excellent sensitivity to provide quick, accurate movements for precise process control.
  • Rolling diaphragm creates minimal wear resulting in long operating life and the simple design allows easy maintenance.


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