Air Safety Valve Soft Seat (M)NPT Inlet (In.) 1/8 in Preset Setting (PSI) 75 psi 74 cfm Rated CFM @ Set Pressure Max Temp (F) 250 Degrees F Brass Body Material Silicone Seal - Poppet Stainless Steel Spring Brass Seat Silicone O-Ring Vibra Seal Thread Coating - Tested Standards ASME CRN NATIONAL BOARD Compressed Air Safety Relief Standard / Low Flow