M4 Bushings | McMaster-Carr

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System of Measurement

Thread Size

Material

Stainless Steel

Length

Thread Pitch

Threaded Insert Type

Mount Type

Threaded Insert

Hex Size

For Use In

Shape

Gender

Thread Length

Nut Type

Externally Threaded

Height

Thread Type

Metric Rounded Trapezoidal

Metric Trapezoidal

Installed Length

0.25" to 0.499"

10 mm to 19.9 mm

20 mm to 24.9 mm

OD

RoHS

Compliant with Exemptions

End Type

For Material Thickness

0.000 mm to 5.000 mm

0.25 mm to 5 mm

0.400 mm to 4.000 mm

0.500 mm to 2.000 mm

0.500 mm to 2.500 mm

0.5 mm to 4.2 mm

0.5 mm to 6.6 mm

0.700 mm to 3.300 mm

2.000 mm to 3.300 mm

3.000 mm to 5.500 mm

5.000 mm to 10.000 mm

DFARS Specialty Metals

REACH

Diameter

Export Control Classification Number (ECCN)

Rivet Nut Body Shape

Hardness

Durometer 50 OO

Durometer 70 OO

How can we improve?

703 Products

Fastening and Joining

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Rivet Nuts

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

Weld Nuts

Weld to metal surfaces to add permanent threads

Adhesive-Mount Nuts

Adhesive-Mount Nuts

Attach threads to material that’s too thin for a threaded insert

Standoffs

Threaded to separate or connect parts as well as position components in assemblies

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Socket Nuts

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

Building and Machinery Hardware

Vibration-Damping Mounts

Vibration-Damping Mounts

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

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

Adjustable Handles

Adjustable Handles

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

Power Transmission

Linear Bearings

Linear Bearings

Minimize friction as parts move along a shaft

Lead Screw Nuts

Lead Screw Nuts

Mate with lead screws to move components in a straight line

Lead Screw Collars

Lead Screw Collars

Position components and limit travel along a lead screw

Shaft Collars

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

Ball Screw Nuts

Ball Screw Nuts

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

Fabricating and Machining

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

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