High Vacuum Butterfly Valve

  • All parts 304 Stainless Steel.
  • Motor, pneumatic, or manual actuator operation.
  • Available in 4", 6" or 10" sizes.
  • Useable in 760 to 10^-7 torr.


High Vacuum Butterfly ValveThe Cooke High Vacuum Butterfly Valve allows high conductance and seals tightly to maintain chamber pressure.  The valve rotates a plate 90o. The pneumatic or motor operated valve can include a position switch indicator.

 Additional Information

  • Choice of elastomer O rings.
  • Pneumatic operated actuator needs 60-80 PSI.
  • Leak-test certified to 10^-8 std. cc/sec.
  • Inert gas weld construction.
  • Pneumatic solenoid and motor operated actuator need 115v, 60Hz current.
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