Check Valve, In Line, Inlet (In.) 1-1/4 in (F)NPT, Outlet (In.) 1-1/4 in (F)NPT, Cast Brass, Max. Pressure (PSI) 250 psi, Cracking Pressure (PSI) 0.1 psi, Hex Size (In.) 2 in, Flow Range Free Air (CFM) 0 to 160 cfm, Max. Temp. (F) 450 Degrees F,...