Pneumatic Damper Actuator, Medium Actuator Force, 2.5-6.5 PSI Spring Range, 3" Stroke, Spring Return, 29 PSI Maximum Operating Pressure, 6.6 Square Inch Diaphragm, Dual Barbed Fitting for 5/32" or 1/4" OD Tubing Air Connection, -28-160 Degree Temperature Range, 5-95% RH Humidity Range, Includes Linkage Kit and Fixed External Mounting Bracket with Balljoint

Pneumatic Damper Actuator, Medium Actuator Force, 2.5-6.5 PSI Spring Range, 2 3/4" Stroke, Spring Return, 29 PSI Maximum Operating Pressure, 6.6 Square Inch Diaphragm, Dual Barbed Fitting for 5/32" or 1/4" OD Tubing Air Connection, -28-160 Degree Temperature Range, 5-95% RH Humidity Range, Actuator Only, 3/8" Threaded Shaft

Pneumatic Damper Actuator, Medium Actuator Force, 9-13 PSI Spring Range, 3" Stroke, Spring Return, 29 PSI Maximum Operating Pressure, 6.6 Square Inch Diaphragm, Dual Barbed Fitting for 5/32" or 1/4" OD Tubing Air Connection, -28-160 Degree Temperature Range, 5-95% RH Humidity Range, Actuator Only, 3/8" Threaded Shaft

Pneumatic Damper Actuator, Medium Actuator Force, 9-13 PSI Spring Range, 3" Stroke, Spring Return, 29 PSI Maximum Operating Pressure, 6.6 Square Inch Diaphragm, Dual Barbed Fitting for 5/32" or 1/4" OD Tubing Air Connection, -28-160 Degree Temperature Range, 5-95% RH Humidity Range, Includes Fixed External Mounting Bracket with Balljoint