Pilot Air Control Valve, Valve Ways and Positions 4-Way/2-Position, Valve Actuator / Return Pilot / Spring, Valve Port Size 1/8 in NPT, Max. CFM - Valves 230 cfm, Max. Operating PSI 150 psi, Pilot Pressure 14.5 psi, Pilot Port Size NPT (In.) 1/8, Max....