
1 Push In Fitting	2 Metal Fitting	3 Comp. Fitting	4 Solenoid Valve	5 Process Valve	6 Actuated Valve	7 Air Valve	8 Air Regulator	9 Air Cylinder

Pilot Operated Pneumatic Directional Control Valve Dimensions

(UNIT=MM)

Part No.	Valve Picture	Port Size (NPT)	Description	Port No/ Position	Cv Flow Rate
4A120-1/8	P=Supply Port A, B=Outlet Port EA, EB, R, S=Exhaust Port	1/8 NPT	4 Way 2 position Single Pilot Air Valves	5/2 Four Way Valve	Cv = 0.67 25 SCFM @100 PSI
4A220-1/4		1/4 NPT			Cv = 0.78 53 SCFM @100 PSI
4A320-3/8		3/8 NPT			Cv = 1.68 80 SCFM @100 PSI
4A420-1/2		1/2 NPT			Cv = 2.79 160 SCFM @100 PSI