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Cryogenic Valve Model C2123-A21

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

Product Sheet

Features

  • Pneumatic Actuator Air to Open
  • Stainless Steel Stem & Threads
  • Redundant Stem Seal
  • Cryogenic Stem Packing
  • Brass Bonnet
  • Redundant Cryogenic Bonnet Seal
  • Bonnet Purge Port (Thermal Relief Location)
  • All Stainless Steel Body & Stem
  • Tight Fit Stem
  • MLI on Jacketed Valves
  • Brass Plug
  • Plug to Stem Stabilizer
  • KEL-F Seat Seal w/ Locked Thread

Technical Data

  • 300 PSI MAWP (Maximum Operating Pressure)
  • Seat Seal Bubble Tight @ 150 PSIG
  • Packing Mass Spec Tested @ 1 x 10 -5 Torr
  • Leak Rate Below 1 x 10 -9 CC GHe/SEC
  • Heat Leak: 21.8 BTU/HR to 20° k
  • Cooldown Mass: 10.5 Pounds

Applications

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