1/4"-28 Bushings | McMaster-Carr

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System of Measurement

Thread Size

Material

Stainless Steel

Threaded Insert Type

Thread Type

UN/UNF (SAE Straight)

Installed Length

Less than 0.25"

0.25" to 0.499"

Fitting Type

Reducing Adapter

For Tap Thread Size

Thread Direction

Pipe Size

Nut Type

For Use In

Thread Spacing

Mount Type

End Type

Military Specification

MIL-DTL-45932/1

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

RoHS

Compliant with Exemptions

Shape

Finish

Dry Film Lubricated

Phosphate Coated

Tin Zinc Plated

Zinc Yellow-Chromate Plated

Gender

Helical Insert Style

Drill Bit Size

Key-Locking Insert Wall Style

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153 Products

Fastening and Joining

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Rivet-Mount Nuts

Rivet-Mount Nuts

Add threads in hard-to-reach areas and materials that are too thin to be tapped

Rivet Nuts

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

Adhesive-Mount Nuts

Adhesive-Mount Nuts

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

Weld Nuts

Weld to metal surfaces to add permanent threads

Socket Nuts

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

Fluid Handling

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

Building and Machinery Hardware

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

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