553 Pressure Relief Valve

553 Pressure Relief Valve

With its extra-low pressure setting, the 553 pressure relief valve that is primarily used to provide precise control of the positive pressure in an enclosure with clean air or nitrogen purge. The static pressure can be controlled by the adjustable nut found behind the hinging, louvered cover.

One valve is sufficient for a container with an internal volume of 866 ft3 that can withstand a pressure differential of 0.4 psig.

Drawing
3D Model

 

  • Diameter: 4 in
  • Housing: Aluminum
  • Housing Finish: Hard Anodized
  • Seals: Neoprene
  • Standard Cracking Pressure: 0.40 ± 20% inH2O

Description

Specifications

Diameter 4.00 in
Housing Aluminum
Housing Finish Hard Anodized
Seals Neoprene
Standard Cracking Pressure 0.40 ± 15% inH2O
Operating Temperature Range -65°F to +160°F
Operating Media Air & Inert Gas
Weight: 1.0 lbs
  • Diameter: 4.00 in
  • Housing: Aluminum
  • Housing Finish: Hard Anodized
  • Seals: Neoprene
  • Standard Cracking Pressure: 0.40 ± 20% inH2O
  • Operating Temperature Range: -65°F to +160°F
  • Operating Media: Air & Inert Gas
  • Weight: 1.0 lbs