Pneumatic Damper Actuator, Actuator Connection Pivot, Actuator Type Linear, Air Connection Size 1/8 in, Air Connection Type NPT, Application Air Valves, Dampers, Control Pressure - Maximum 30 psi, Diaphragm Material Rubber, Fire/Smoke Application UL Recognized Components for Fire/Smoke Applications, For Media Air, Force at 0 psi 54 lbf, Includes Positioner Positioner Not Included, Installation Orientation Versatile, Mounting Type Pivot, Normal Rotation Not Applicable