Cryogenic Valve Model C2081-A23

1.0" Cold Box Cuff Globe Valve, Pneumatic Actuated Operation

cryogenic liquid nitrogen valve


Product Sheet


  • Pneumatic Actuator Fail Closed
  • Stainless Steel Stem and Threads
  • Redundant Stem Seal
  • Cryogenic Stem Packing
  • Brass Bonnet
  • Redundant Cryogenic Bonnet Seal
  • Bonnet Purge Port (Thermal Relief Location)
  • Tight Fit Stem
  • MLI on Jacketed Valves
  • Brass Plug
  • Plug To Stem Stabilizer
  • KEL-F Seat Seal w/ Locked Thread

Technical Data

  • 150 PSIG Working Pressure, 300 PSIG Rating
  • Seat Seal Bubble Tight @ 150 PSIG
  • Packing Mass Spec Tested @1x10-5 TORR Vacuum
  • Leak Rate Below 1x10-9 CC GHe/SEC.
  • Vacuum Leak Rate Below 1x10-9 CC GHe/SEC
  • Heat Leak: 10.4 BTU/HR To 20°K
  • Cooldown Mass: 3.80 Pounds


  • Cold Boxes
  • Manifold and Tank Systems
  • Liquid Nitrogen, Argon and Oxygen Service (with Proper Cleaning)