Jack Screws | McMaster-Carr

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Number of Mounting Holes

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Lifting Screw Material

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2,655 Products

Material Handling

Jacks

Lift, hold, push, and position heavy objects

Material Support Stands

Material Support Stands

Feed material and hold it steady while machining

Fastening and Joining

Jack Screws

Secure computer cables and panels

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

Power Transmission

Lead Screws and Nuts

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

Ball Screws and Nuts

Ball Screws and Nuts

Internal ball bearings roll on screws for low friction when moving components at high speeds

Lead and Ball Screw End Supports

Lead and Ball Screw End Supports

Brace and secure the ends of lead screws and ball screws

Ball Screw/Splines

Ball Screw/Splines

Transmit rotary power, move loads along the shaft, or do both at once

Roller Screws and Nuts

Roller Screws and Nuts

More contact points to move heavier loads than ball and lead screw assemblies

Fabricating and Machining

Work Supports

Reduce vibration and deformation by adjusting to secure your workpiece

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)