Manual Air Control Valve Valve Ways and Positions 4-Way/2-Position Valve Port Size 3/8 in Connection NPT Valve Actuator / Return Knob / Detent Max CFM - Valves 3.4 cfm Valve Max Pressure Rating 225 psi Valve Temp Range -15 Degrees to 200 Degrees F Coefficient of Volume 3.4 Body Material Bronze Overall Length 9 1/4 in Overall Height 2 1/4 in Overall Width 2 1/2 in Series MO Manual Air Control Valve