Susin-I-Tork India [P] Ltd offers Single Acting Pneumatic Actuators, PS50N-PS 210. Susin-I-Tork India [P] Ltd is an ISO 9001:2000 certified high precision component manufacturing company. The Single Acting Pneumatic Actuators feature rated torque 12Nm to 3920Nm. Having ISO Mounting Design. These are provided with scotch-yoke mechanism offering a torque curve. These Single Acting Pneumatic Actuators also give manual hand wheel option and are used for operating rotating valves, V-notch ball valves, Ball valves, Plug valves and Butterfly valves.