20mm Shafts | McMaster-Carr

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System of Measurement

Diameter

Length

End Type

Retaining Ring Groove

Material

Fiberglass Fabric

Stainless Steel

Tungsten Carbide

Mechanical Finish

Precision Ground

For Motion

Edge Type

Hardness Rating

Shape

Hardness

Thread Size

Shaft Type

Keyway Width

Tolerance Rating

Heat Treatment

Stress Relieved

REACH

Keyway Length

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Finish

Thread Length

Thread Pitch

Surface Smoothness

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124 Products

Power Transmission

Rotary Shafts

Pair with gears, sprockets, and bearings to transmit rotary motion

Linear Shafts

Pair with linear bearings to reduce friction in manual and automated systems

Ball Screws

Pair with a ball screw nut for low friction when moving components

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments—all with material certificates for traceability

Aluminum

Lightweight, easy to machine, and corrosion resistant—all with material certificates for traceability

Garolite

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

Brass

More machinable than copper and bronze—all with material certificates for traceability

Tungsten

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

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.)