CPC- Cryolab pressure relief disc

Product description

This pressure relief disc features vacuum tight sealing and has applications for the protection of the outer wall of high vacuum containers, pressure equalisation of volume containers, pressure relief for vacuum insulated piping systems & for a breather valve for storage tank vents. Cracking pressures up to 15psi (1 bar) are available.

Cracking Pressure Range:

  • 2 to 6 psig (0.1 to 0.4 bar)standard, optional up to 15psig (1 bar)


  • ½” to 1” Threaded connection, 1 ½” to 3” Flanged or Welded connection.

Tamo can also offer a special version with KF flanged inlet and outlet connections.

Body Materials:

  • 300 series St St or 6061 aluminium

O-ring Materials:

  • Viton

Seat Leakage:

  • Mass spec. Less than 1×10 minus 9 scc GHe/sec (Exclusive of o-ring permeability) at ambient temperature.

Call us on 01895 200015 for price & delivery or to discuss special sizes, materials and connections.

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