Kunkle Stainless Steel Liquid Safety Relief Valve Model 140

This compact valve is great for small installations, the model 140 valve can be used as a general utility valve, forged of all stainless steel construction, including spring, for liquid and non-code vapor installations.

Model Descriptions:

Stainless Steel Liquid Safety Relief Valve


  • Compact design requires minimum installation space.
  • Angle lapped seat provides tight shutoff.
  • Each Kunkle valve is tested and inspected for pressure setting and leakage.


  • General utility valve constructed of all stainless steel, including spring, for liquid.
  • Pressure and Temperature Limits:
    • 10 to 300 PSIGPSIG
    • -60° to 406°F
  • 50 PSIG maximum back pressure

Please refer to the Kunkle Model 140 Catalog or Contact Us for additional information.