Unloader Check Valve 95-125 Pressure Range Inlet (In.) 3/4 Outlet (In.) 3/4 Brass Max Pressure (PSI) 250 Cracking Pressure (PSI) Less Than 1 Hex Size (In.) 3/4 Flow Range Free Air (CFM) 60 Max Temp (F) 500 Length (In.) 5-1/2 Stainless Steel Spring Material 15 Percent Glass Filled Poppet