Pneumatic Valve Actuator Operating PSI Range 10 to 15 3 to 8 8 to 13 Max Air Pressure 35 psi Stroke 7/32 in Nominal Spring Range 8 to 13 psi Mounting Type Direct Coupled Net Force Exerted @ 0 PSI 35 lb Length 1 3/4 in Width 3 3/8 in Height 1 3/4 in Provides Pneumatic Proportional Control For Use With 1/2 in to 1 in Powermite MT Series Terminal Unit Valves