Adjustable Back Pressure Relief Valve, Body Material Bronze, Inlet Type FNPT, Outlet Type FNPT, Inlet Size 3/4 in, Outlet Size 3/4 in, Factory Set Pressure 1,000 psi, Disc Material Stainless Steel, Overall Height 7 in, Application Liquids, Overall Length 1 5/8 in, Seat Material Bronze, Spring Material Stainless Steel, Temp. Range -20 Degrees to 400 Degrees F, Test Lever No