Mechanical Float Drain Valve Inlet Size 3/4 in Inlet Gender Female Inlet Type NPT Outlet Size 1/2 in Outlet Gender Female Outlet Type NPT Drain Port Size 1/2 in Drain Port Gender Female Drain Port Type NPT Maximum Operating Pressure 232 psi Minimum Operating Pressure 145 psi Number of Air Inlets 3 Maximum Operating Temperature 140 Degrees F Minimum Operating Temperature 0 Degrees F Overall Depth 3.3 in Overall Height 5.1 in Overall Width 5.5 in Body Material Aluminum