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    AB - Quarter-Turn Manual

    The AB range of quarter-turn operators have a cast iron housing and are intended for applications in chemical, power, waterworks, HVAC and most general industrial applications.


    • Cast iron housing (ductile iron optional)
    • Protected input shaft (Stainless Steel optional)
    • 15 sizes up to 32,000 Nm (23,600 lbf.ft) output
    • Ratios from 34:1 to 729:1
    • Rugged construction for all environments
    • IP67
    • Axial needle bearings
    • Polyurethane coating.
    • Stroke: 0 to 90º (+/- 5º adjustable)




    • Stainless steel input shaft
    • Ductile iron
    • IP68
    • AWWA
    • Various environments
    • Padlockable hanndwheels
    • Limit switches
    • High and low temperatures
    • Buried service


    Alltork Actuation works with trusted manufacturers and recognized brands of valve actuators to deliver highest quality products throughout Canada. 

    We aim to create value & make a difference while building strong, long term relationships

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