Manual Air Control Valve Valve Ways and Positions 4-Way/3-Position Valve Port Size 1/4 in Connection NPT Valve Actuator / Return Rotary Lever / Manual Max CFM - Valves 40 cfm Valve Max Pressure Rating 140 psi Valve Temp Range 15 Degrees to 122 Degrees F Center Position Closed Coefficient of Volume 1.2 Body Material Aluminum Overall Length 3 in Overall Height 4 9/32 in Overall Width 3 in Series MaxAir Manual Air Control Valve