Damper Actuator, Pneu No 4, 4″ Stroke, 5-10psi, Integ Pivot, Univ Mt, Pos Relay
- Pneumatic Model
- No. 4
- Spring Range
- 8-13 psi
- Ball Joint Connector
- NO
- Clevis
- YES
- Mounting Style
- Extended Shaft
- Pivot
- YES
- Pneumatic Bracket
- YES
- Positioning Relay
- YES
- Dimensions (W x H x D)
- 6.93 x 9.33 x 20.83 in
- Stroke
- 4 in
Resources
^^This 331Number 4 Pneumatic Damper Actuator with integral pivot and pivot post is a rugged, metal-fabricated device that provides gradual or positive actuation of HVAC and fire/smoke dampers. This actuator has a nominal spring range of 8 to 13 psi, a replaceable diaphragm and an air connection of 1/8″ NPT female with a dual barb elbow fitting for 1/4″ OD tubing. Also included is an universal mounting kit that allows fixed or pivot mounting, this kit contains a positioning relay and parts for frame mounting.