1/4"-28 Adapters | McMaster-Carr

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Thread Size

Thread Type

UN/UNF (SAE Straight)

Gender

Material

Stainless Steel

Fitting Type

Reducing Adapter

Shape

Pipe Size

System of Measurement

For Use With

Acetic Acid (White Vinegar)

Hydrochloric Acid

Phosphoric Acid

Sodium Hypochlorite (Bleach)

Fitting Connection

Push to Connect

Spec Image

Hex Length

Thread Length

For Adapting

Thread Direction

Hex Size

Length

Thread Pitch

Connects To

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Tube OD

Tube ID

For Tap Thread Size

Specifications Met

Luer Lock Component

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386 Products

Fluid Handling

Pipe Fittings

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

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

Fastening and Joining

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

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

Lubricating

Grease Fitting Adapters

Grease Fitting Adapters

Mate grease fittings when the sizes and thread types don't match

Containers, Storage, and Furniture

Syringe Thread Adapters

Syringe Thread Adapters

Change connections on syringes, dispensing tips, and needles to luer lock or threaded connections

Building and Machinery Hardware

Control Cables

Weave around obstructions to operate valves, throttles, and other machinery from a distance

Fabricating and Machining

Pipe Threader Dies

Pipe Threader Dies

Install in the die head on your Ridgid pipe threader to cut external pipe and conduit threads

Power Transmission

Air Cylinder Mounts

Air Cylinder Mounts

Secure air cylinders to surfaces with brackets, rod clevises, and flanges

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