Joyce worm gear ball screw jacks lift and precisely position loads up to 50-tons. Upright or inverted jacks operate at full capacity in tension or compression. Select from standard lead (WB, WBL) and high lead (HWB, HWBL) models to meet your travel speed and ball nut life …

Choose from our selection of ball screw jacks in a wide range of styles and sizes. In stock and ready to ship.

Ball screw jacks use a worm gear set arrangement with an efficient ball screw and nut that reduces the amount of input torque to approximately one third the torque required for the Machine Screw Jack.

Ball Screw Jack. Advantages. Improved speed, force, duty cycle, acceleration; Longer life cycle (low friction) Requires less motor power; Greater positioning accuracy; Higher static load and lower dynamic load

We supply ball screws, trapezoidal screws and a wide range of worm gear screw jacks and highly dynamic high-speed lifting gears. In addition, the NEFF team constantly plans, develops and manufactures customer-specific special solutions.

Ball screw jacks from Duff-Norton provide high efficiency and high speed in one linear positioning package. Find dimensions for capacities up to 50 tons.

Ball screw jacks, also called ball screw actuators, feature a low-friction ball screw and nut design. The ball nut on the ball screw jack gearbox is equipped with return tubes for continuous recirculation of alloy steel balls.

ActionJac™ Inch or Metric Ball Screw Jacks use a ball screw and nut made from hardened alloy steel with hardened bearing balls carrying the load between nut and screw. This rolling action reduces friction between the nut and the screw permitting smooth and efficient movement of …

Candy’s Ball Screw Jack is available in both Foot-Mount (BSJ Series) and Cubic Style (CBSJ Series) housings. The BSJ and CBSJ Series are an excellent solution for industrial lifting, lowering, pushing and/or pulling applications that require higher efficiency, greater accuracy or faster travel speeds than offered by Worm Gear Screw Jacks.

ActionJac™ Worm Gear Ball Screw Jacks use a ball screw and nut made from hardened alloy steel with hardened bearing balls carrying the load between the nut and screw. This rolling action reduces friction between the nut and the screw, permitting smooth and efficient movement of …