599-01083 | Valve Actuator, Pneumatic, 4-inch, 10-15 psi, 3/4-inch Stroke, 1/8-inch NPT | Siemens

This Flowrite 599 Series 4-inch Pneumatic Valve Actuator is designed for use with Flowrite 599 Series valves in liquid and steam service applications. This valve actuator has a 3/4 inch stroke, a nominal spring range of 10 to 15 psi, a max diaphragm pressure of 35 psi (241 kPa), and a 1/8 inch NPT air connection. Other features of this valve actuator include rugged, all metal housing, visual position indication and a large diaphragm area for control accuracy.