D4486 Safety Relief Valve 1-1/4 x 1-1/2 150psi

D4486 Safety Relief Valve Body Material Bronze Inlet Type MNPT Outlet Type FNPT Inlet Size 1 1/4 in Outlet Size 1 1/2 in Factory Set Pressure 150 psi Disc Material B21 Alloy 485 Overall Height 9 5/8 in Application Air and Gas Compressors Pressure Reducing Stations etc Overall Length 5 1/4 in Seat Material Viton Spring Material Stainless Steel Temp Range -60 Degrees to 406 Degrees F Test Lever Yes Standards Air/Gas UV ASME Section V111 ASTM A-313 TY 631 National Board Certified