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 Temp Range (F) 150 Vacuum Yes Coefficient of Volume 5.5 Cycles per Minute - Length (In.) 8 1/16 in Width (In.) 2 7/16 in Height (In.) 2 3/16 in Uses For Air or Inert Gas Pilot Air Control Valve