Air Pilot Valve Normally Closed Number of Ways 2 Number of Positions 2 Actuator/Return Air Pilot/Air Return Port Size 1 1/2 Inlet 1 1/2 Exhaust In Max Operating PSI 140 Pilot Pressure 25 Pilot Port Size NPT 1/4 In Max Temp Range 0 to 125 F Vacuum External Pilot Cv 23.30 Length 5.25 In Width 6.13 In ..