Safety Relief Valve, Body Material Bronze, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 2 in, Outlet Size 2 in, Factory Set Pressure 80 psi, 0 BtuH BtuH, Disc Material Stainless Steel, Overall Height 10 5/8 in, Overall Length 10 5/8 in, Spring Material Stainless Steel, Temp. Range -320 Degrees to 406 Degrees F, Test Lever Test Lever Not Included, Standards ASME Code UV, CE, CRN, NB