4mm Shafts | McMaster-Carr

Filter by

Diameter

System of Measurement

Length

Material

Stainless Steel

Tungsten Carbide

End Type

Shaft Motion

Edge Type

Shape

End Shape

Shaft Type

Mechanical Finish

Precision Ground

Hardness Rating

Tolerance Rating

Thread Size

Heat Treatment

RoHS

Compliant with Exemptions

Hardness

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Fastener Head Type

Specifications Met

Performance

Corrosion Resistant

Electrically Insulating

High Temperature

Impact Resistant

Moisture Resistant

Appearance

Steel Grade

12L13 Carbon Steel

12L14 Carbon Steel

1018 Low-Carbon Steel

4140 Alloy Steel

52100 Alloy Steel

Yield Strength

Less than 10,000 psi

10,000 psi to 19,999 psi

20,000 psi to 99,999 psi

100,000 psi to 199,999 psi

How can we improve?

157 Products

Power Transmission

Shafts

Transmit power, motion, and speed between machine 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

Tungsten

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

Brass

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

Copper

Our most conductive metal for electrical applications—all with material certificates for traceability

Fastening and Joining

Dowel Pins

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

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