1/4"-28 Couplings | McMaster-Carr

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Stainless Steel

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UN/UNF (SAE Straight)

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334 Products

Fastening and Joining

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Coupling Nuts

Connect and extend threaded rods

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

Fluid Handling

Tube Fittings

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

Pipe Fittings

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

Lubricating

Grease Fitting Adapters

Grease Fitting Adapters

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

Power Transmission

Rod Alignment Couplers

Rod Alignment Couplers

Reduce wear on bearings and seals by flexing when the cylinder and load aren't precisely even

Building and Machinery Hardware

Control Cables

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

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