Price For Each Seal Silicone Application Air Max. Temp. (F) 250 Rated CFM @ Set Pressure 1477 (M)NPT Inlet (In.) 1-1/4 Item Air Safety Valve Valve Type Soft Seat Preset Setting (PSI) 175 Spring 17-7 SS Standards ASME/CRN Body Material Brass Country of Origin (subject to change) United States