Spring Return
ST-75-SR5: Pneumatic Actuator, Spring Return for 2"-3" Valves
ST-75-SR6: Pneumatic Actuator, Spring Return for 2"-3" Valves
ST-105-SR5: Pneumatic Actuator, Spring Return for 2"-3" Valves
ST-157-SR5: Pneumatic Actuator, Spring Return for 4" Valves
ST-157-SR5P: Air Operated Spring Return Actuator 5”-6” (Perpendicular)
ST-157-SR6: Pneumatic Actuator, Spring Return for 4" Valves
ST-237-SR5: Pneumatic Actuator, Spring Return for 5"-6" Valves
ST-237-SR5-P: Air Operated Spring Return Actuator 5" -6" (Perpendicular)
ST-331-SR5: Pneumatic Actuator, Spring Return for 6" Valves
ST-U75-SR5: Pneumatic Actuator, Spring Return for 2"-3" Valves
ST-U75-SR6: Pneumatic Actuator, Spring Return for 2"-3" Valves.
ST-U105-SR5: Pneumatic Actuator, Spring Return for 2"-3" Valves
ST-U157-SR5: Pneumatic Actuator, Spring Return for 4" Valves.
ST-U406-SR5: Pneumatic Actuator, Spring Return for 5" - 6" Valves
Double Acting
ST-75-DA: Pneumatic Actuator, Double Acting for 2"-4" Valves
ST-105-DA: Pneumatic Actuator, Double Acting for 4"-5" Valves
ST-157-DA: Pneumatic Actuator, Double Acting for 5"-6" Valves
ST-237-DA: Pneumatic Actuator, Double Acting for 6" Valves
ST-331-DA: Pneumatic Actuator, Double Acting for 6"-12" Valves
ST-406-DA: Pneumatic Actuator, Double Acting for 8" - 12" Valves
ST-406-DA: Pneumatic Actuator, Double Acting for 8" - 12" Valves