Manual Air Control Valve Valve Ways and Positions 4-Way/2-Position Valve Port Size 3/8 in Connection NPT Valve Actuator / Return Lever / Spring Max CFM - Valves 2.9 cfm Valve Max Pressure Rating 150 psi Valve Temp Range 0 Degrees to 140 Degrees F Coefficient of Volume 2.9 Body Material Aluminum Overall Length 6 3/4 in Overall Height 5 in Overall Width 2 1/4 in Series 42 Manual Air Control Valve