1/4"-28 Spacers | McMaster-Carr

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273 Products

Thread Adapters

Male-Female Thread Adapters

Inch-to-Inch Male-Female Hex Thread Adapters

Change thread size and spacing

43 products

Inch-to-Metric Male-Female Hex Thread Adapters

Change inch threads to metric

34 products

Hex Drive Thread Adapters

Join coarse threads to fine threads using a hex key

4 products

Female Thread Adapters

Inch-to-Inch Female Hex Thread Adapters

Join two male-threaded parts with dissimilar inch thread sizes

24 products

Left-Hand to Right-Hand Female Hex Thread Adapters

Join two male-threaded parts with dissimilar metric thread sizes
Fasten parts with right-hand threads to parts with left-hand threads

4 products

Inch-to-Metric Female Hex Thread Adapters

Join two male-threaded parts with inch and metric thread sizes

30 products

Male Thread Adapters

Inch-to-Inch Male Hex Thread Adapters

Join two female-threaded parts with dissimilar inch thread sizes

26 products

Inch-to-Metric Male Hex Thread Adapters

Join inch and metric female-threaded parts

26 products

Other Products

Pipe Collars

Clamp pipe passing through floors and walls

20 products

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

5 products

Lead Screw Collars

Position components and limit travel along a lead screw

17 products

Shaft Collars

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

23 products

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

17 products