Adjustable Relief Valve, Body Material Cast Bronze, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 1/2 in, Outlet Size 1/2 in, Factory Set Pressure 250 psi, Pressure Range 250 to 600 psi, Disc Material Nitrile, Overall Height 4 1/8 in, Application Agricultural Sprayers and Simple Commercial or Industrial Pressurized Systems, Seat Material Nitrile, Spring Material Stainless Steel, Temp. Range 0 Degrees to 200 Degrees F, Test Lever No