M556 Pneumatic Damper Actuators Series


M556-14Actuator W/Positioner, Swivel Mt, Adj Crankarm$1,018.80
M556-51Actuator, Swivel Mt, Adj Crankarm W/Out Positioner$926.55


These actuators are designed for use in pneumatic control systems to position air control dampers in response to signals from pneumatic controllers. The M556 is a large swivel-mounted actuator with an adjustable crank arm having a clamp to fit a 1/2″ O.D. damper

  • 8 – 13 psig Spring Range
  • 6″ Stroke
  • 60° to 120° adj linkage to accept 1/2″ shafts


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Barber Colman


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