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Onyx Valve Series CAR
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Onyx Valve Series CAR


The Series CAR Full Round Port Mechanically Pinched Single Pinch Valve is a versatile, economical solution for controlling abrasive, viscous, and corrosive fluids across a range of industries. Its clog-resistant full round opening minimizes pressure drop, while the drop-tight closure and compression-molded sleeve ensure reliable performance in both on/off and throttling applications.

Available with fail-open or fail-closed pneumatic actuators, the Series CAR valve is designed for ease of use and low maintenance. The simple, robust construction features a cast iron housing, stainless steel stem, and a choice of sleeve elastomers to suit specific process requirements.


  • Clog-resistant full round opening for minimal pressure drop
  • Drop-tight closure for reliable shutoff
  • Compression-molded sleeve for long service life
  • No packing gland for reduced maintenance
  • Fail-open or fail-closed pneumatic actuators for process safety
  • Simple, economical design for cost-effective operation
  • On/off or throttling service capability for process flexibility


  • Wastewater treatment
  • Mining and slurry handling
  • Chemical processing
  • Cement production
  • Pulp and paper manufacturing
  • Powder and pellet conveying


  • Flanges: ANSI STD. 125/150 lbs (optional ANSI STD 300 lbs.)
  • Housing: Cast iron, ASTM A48, Class 35
  • Stem: 303 stainless steel (optional 316 stainless steel)
  • Actuator: Cast iron/PVC



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