Safety and Relief Valves



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Kunkle Safety and Relief Products


Models 40R and 40RL, Non-code Steam Service, Sentinel Relief Valves

Spec & Tech Sheets                   

Kunkle Model 40R Warning Relief Valve


Applications Sentinel (warning) on steam equipment. Intended as audible warning device, not for pressure relief.
Steam turbines.
Descriptions Model 40R: 1/2" or 3/4" male NPT inlet with top discharge to give visible warning of system overpressure.
Overall height: 5 1/4"
Weight: 1 lb
Model 40RL: Same as 40R with plain lift lever.
Overall height: 6 1/2"
Weight: 1 1/4 lb
Pressure and Temp. Limits 1 to 400 psig
-60° F to 850° F

Benefits & Features

  • All parts are Stainless Steel (SS).
  • Precision lapped beveled seats for optimum performance.
  • Pivot between spring and disc corrects misalignment and compensates for spring side thrust.
  • Each Kunkle valve is tested and inspected for pressure setting and leakage.

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Phone: 847-356-0566   Fax: 847-356-0747      E-Mail: sales@mmcontrol.com




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