Nonadjustable Relief Valve, Body Material Brass, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 3/4 in, Outlet Size 1/2 in, Factory Set Pressure 75 psi, Not Applicable BtuH, Overall Height 62 11/16 in, Application Liquid By-Pass or Thermal Expansion, Overall Length 1 1/2 in, Seat Material Brass, Spring Material 304 Stainless Steel, Temp. Range Up to 120 Degrees F, Test Lever Test Lever Not Included, Standards ANSI/ASME B 1.20. 1-2013. This item has been restricted from sale in the following state (s): []