This Clevis Pin may be used with either Forged Clevis 331 653 or Brass Clevis 333 207 and with No. 3 and 4 pneumatic damper actuators. Clevis is shown as item C.
This 331 Number 4 Pneumatic Damper Actuator has a clevis and clevis pin for use with frame mounting accessory and 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 3 to 7 psi, integral pivot mounting and a replaceable diaphragm. This actuator has an air connection of 1/8" NPT female with a dual barb elbow fitting for 1/4" OD tubing.
This 331 Number 4 Pneumatic Damper Actuator has a 3" stroke for unit ventilators and is a rugged, metal-fabricated device that provides gradual or positive actuation of HVAC and fire/smoke dampers. This hesitation model actuator has a nominal spring range of 2 to 3 and 8 to 13 psi, is fixed bracket mounted and provides minimum ventilation without separate damper/actuator. This actuator has an air connection of 1/8" NPT female with a dual barb e
This 331 Number 4 Pneumatic Damper Actuator with non-pivot mounting screws 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 5 to 10 psi, is front mounted and has a replaceable diaphragm. This actuator has an air connection of 1/8" NPT female with a dual barb elbow fitting for 1/4" OD tubing.
This 331 Number 4 Pneumatic Damper Actuator with non-pivot mounting screws 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 3 to 7 psi, is front mounted and has a replaceable diaphragm. This actuator has an air connection of 1/8" NPT female with a dual barb elbow fitting for 1/4" OD tubing.
This 331 Number 4 Pneumatic Damper Actuator is a rugged, metal-fabricated device that provides gradual or positive actuation of HVAC and fire/smoke dampers. This hesitation model actuator has a nominal spring range of 2 to 3 and 8 to 13 psi, integral pivot mounting and provides minimum ventilation without separate damper/actuator. This actuator has an air connection of 1/8" NPT female with a dual barb elbow fitting for 1/4" OD tubing.
This 331 Number 4 Pneumatic Damper Actuator is UL recognized for fire and smoke applications and 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 5 to 10 psi, integral pivot mounting and a replaceable diaphragm. This actuator has an air connection of 1/8" NPT female with a dual barb elbow fitting for 1/4" OD tubing.
This 331 Number 4 Pneumatic Damper Actuator 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 3 to 7 psi, integral pivot mounting and a replaceable diaphragm. This actuator has an air connection of 1/8" NPT female with a dual barb elbow fitting for 1/4" OD tubing.
This 331 Number 4 Pneumatic Damper Actuator is UL recognized for fire and smoke applications and 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 3 to 7 psi, integral pivot mounting and a replaceable diaphragm. This actuator has an air connection of 1/8" NPT female with a dual barb elbow fitting for 1/4" OD tubing.
This 331 Large Capacity Pneumatic Damper Actuator controls large dampers and equipment that requires a high operating thrust. This actuator has a maximum 30 psi inlet pressure, an adjustable span and start point and includes all mounting hardware. This actuator has a torque rating of 130 pound per feet with 25 psig.
This 331 Number 6 Pneumatic Damper Actuator 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 3 to 13 psi, is pivot mounted and has a replaceable diaphragm. This actuator has a 1/8" NPT female air connection.
This 331 Number 6 Pneumatic Damper Actuator 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 3 to 8 psi, is pivot mounted and has a replaceable diaphragm. This actuator has a 1/8" NPT female air connection.
This 331 Number 6 Pneumatic Damper Actuator is a rugged, metal-fabricated device that is UL recognized for use on fire dampers and leakage-rated dampers. This actuator has a nominal spring range of 8 to 13 psi, is pivot mounted and has a replaceable diaphragm. This actuator has a 1/8" NPT female air connection.
This 331 Number 6 Pneumatic Damper Actuator 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 3 to 13 psi, integral pivot mounting and a replaceable diaphragm. This actuator has a 1/8" NPT female air connection.
This 331 Number 6 Pneumatic Damper Actuator 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 3 to 8 psi, integral pivot mounting and a replaceable diaphragm. This actuator has a 1/8" NPT female air connection.
This Extended Shaft Mounting Plate may also require pivot post, clevis, crank and miscellaneous mounting hardware. This plate measures 3" wide and 10-1/2" long and is used with Number 3 pneumatic damper actuators.
