Johnson Controls
DAMPER ACTUATOR; 8-13#SPRING W/POSITIONER & UNIV MTG BRKTThe D-4073 Pneumatic Piston Actuator is a multipurpose positioning device that operates ventilating dampers in response to output signals from a pneumatic controller. - Two-way swivel connection on the cylinder head ensures non-binding movement. - Telescoping piston rod allows easy linkage to damper attachment points up to 8-3/4 in. (22 cm) away from the actuator face. - Each actuator includes a swivel ball joint and slotted crankarm connector for optional damper linkage methods. - Code Number: D-4073 Pneumatic Actuator Product Bulletin Catalog Pages: D-4073 Pneumatic Piston Damper Actuator Catalog Page Technical Bulletins: D-4073 with Auxiliary Mounting Kit Installation Instructions Installation Instructions: D-4073 with Universal Mounting Bracket Installation Instructions