M3 Bushings | McMaster-Carr

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System of Measurement

Thread Size

Material

Hex Size

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Shaft Diameter

Threaded Insert Type

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For Use In

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Thread Type

Metric Rounded Trapezoidal

Threading

Threaded on Both Ends

Nut Type

RoHS

Compliant with Exemptions

REACH

End Type

DFARS Specialty Metals

Compliant

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Not Compliant

Export Control Classification Number (ECCN)

1C999

2B999

EAR99

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Performance

For Material Thickness

698 Products

Fastening and Joining

Threaded Inserts

Create new threads or repair stripped threads

123 products

Rivet Nuts

Add threads to thin panels with access from only one side; also known as blind inserts

8 products

Weld Nuts

Weld to metal surfaces to add permanent threads

2 products

Standoffs

Separate, position, or connect components in assemblies

506 products

Socket Nuts

Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts

2 products

Power Transmission

Linear Bearings

Minimize friction as parts move along a shaft

2 products

Lead Screw Collars

Position components and limit travel along a lead screw

2 products

Shaft Collars

Hold and position parts on a shaft, or limit shaft movement

13 products

Precision Lead Screw Nuts

Pair with precision lead screws for accurate starts and stops in your assembly

11 products

Building and Machinery Hardware

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

16 products

Adjustable Handles

Lift and turn to easily position and tighten components; also called clamping handles

2 products

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

3 products

Fluid Handling

Pipe Bushings

Connect two pipes of different diameters

6 products