Damper Actuator, Pneu, Number 3, 2-3/8″ Stroke, 5-10 psi, Fixed Bracket Mount

Description

This 331 Number 3 Pneumatic Damper Actuator is a rugged, metal-fabricated device that provides gradual or positive actuation of HVAC dampers. This actuator has a nominal spring range of 5 to 10 psi, is fixed bracket mounting and has an ozone-resistant rolling rubber diaphragm. This actuator has an air connection of 1/8″ NPT internal threads with a straight dual barb fitting for 1/4″ OD tubing.