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SV2/SV3 SERIES

0  -  6 PSIG RELIEF

VACUUM SEAL-OFF VALVES AND VALVE OPERATIONS

Our SV2 & SV3 Series valves are designed for high vacuum tanks, high vacuum dewars, low pressure gas systems, vacuum insulated cryogenic piping systems, and cold box vacuum systems.

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FEATURES

 

  • Vacuum Tight Seal

  • Tamper Resistant

  • Easy Access to Vacuum

  • Functional & Reliable

  • Full Flow Design

 

vacuum seal-ff valve
operational excellance

Qualification Testing:

  • Seat Leakage: Mass spec. less than 1x10-9scc GHe/sec (Exclusive of O-ring Permeability) at Ambient Temperatures

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Connection:

  • Valve: Butt Weld​

  • Operator: ISO Flange or Tube

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Valve Size:

1/4" to 1"

TECHNICAL DATA

Operating Ranges:

  • Temperature: -20°F to +150°F (-29°C to +66°C)

  • Relief Pressure: 2 to 6 PSIG

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Material of Construction:

  • Body: 300 Series S/S or 6061 Aluminum

  • Plug: Brass (1" Valve Plug 300 Series S/S)

  • Disc: 300 Series S/S

  • O-ring: FKM

  • Cap:​

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All SV2 - Plastic 1/4" & 3/8"
VS3 - Plastic 1/2", 3/4", 1"
SV3 - 300 Stainless Steel

  • Poppet: 300 Series Stainless Steel or 606 Aluminium

Download the Product Sheet!

Download the IOM!

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