20mm Shafts | McMaster-Carr

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System of Measurement

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Length

End Type

Material

Mechanical Finish

Shaft Motion

Hardness Rating

Edge Type

Shape

Thread Size

Hardness

Tolerance Rating

Heat Treatment

Thread Pitch

USMCA Qualifying

REACH Compliance

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ID

End Shape

Keyway Length

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122 Products

Power Transmission

Shafts

Transmit power, motion, and speed between machine components

Ball Screws and Nuts

Ball Screws and Nuts

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

Splines and Spline Bearings

Splines and Spline Bearings

Transmit rotary power or move loads along the length of splines

Raw Materials

Steel

Strong, machinable, and weldable but lacks corrosion resistance

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments

Aluminum

Lightweight, easy to machine, and corrosion resistant in wet environments

Brass

More machinable than copper and bronze for making nuts, hinges, and locks

Tungsten

Our densest metal resists wear and heat to make end mills, heat shields, electrodes, and more

Garolite

A strong, machinable alternative to metal and plastic widely used in circuit boards and gears

Fastening and Joining

Dowel Pins

Align parts before assembly or use as a pivot, shaft, or hinge to join moving components

Building and Machinery Hardware

Lever Handles

Replace gear levers or attach to cranks and hand wheels to make them easier to turn

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