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Cryogenic Valve Model C2083-A21

1.0" Vacuum Jacketed Y-Pattern Valve, Pneumatic Actuated Operation

Product Sheet
Installation & Operation Manual

Features

  • Pneumatic Actuator Air to Open
  • Stainless Steel Body, 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 Insert
  • Contoured Flow Plugs Available

Technical Data

  • 300 PSI MAWP (Maximum Operating Pressure)
  • Seat Seal Bubble Tight @ 150 PSIG
  • Packing Mass Spec Tested @1×10-5 Torr
  • Vacuum Leak Rate Below 1×10-9 CC GHe/SEC
  • Heat Leak: 10.4 BTU/HR To 20° k
  • Cooldown Mass: 1.75 Pounds
  • Options:
    • Cold Box Jacket
    • Purge Port

Applications

  • Vacuum Jacketed Piping
  • Cold Boxes
  • Manifold and Tank Systems
  • Liquid Nitrogen, Helium, Hydrogen, Argon, and Oxygen Service (With Proper Cleaning)