Threaded Round Spacers | McMaster-Carr

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19,899 Products

Fastening and Joining

Spacers

Unthreaded to create space between two surfaces or objects, often to align them

Standoffs

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

Shims

Level, align, and adjust spacing on fasteners, shafts, and machine components

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Fastener Assortments

Fastener Assortments

Stay prepared by keeping fasteners in common sizes and materials on hand

Power Transmission

Plain Bearings

With no moving parts, the simplest type of bearing

Linear Bearings

Linear Bearings

Minimize friction as parts move along a shaft

Bearing Adapter Sleeves

Bearing Adapter Sleeves

Close gaps between your bearing and shaft for a tight fit

Shaft Collars

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

Bore Reducers

Adapt the bore of a component to a smaller size for mounting on a shaft

Machinable Shaft Ends

Machinable Shaft Ends

Mill custom pulleys, threaded hubs, sprockets, collars, and sensor targets and mount them to shafts

Lead Screws and Nuts

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

Pulley and Sprocket Bushings

Pulley and Sprocket Bushings

Mount between a rotating shaft and equipment to secure the shaft and reduce vibration

Building and Machinery Hardware

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

Door Silencers

Close doors quietly and keep them from rattling in their frames

Crane Bumpers

Resist heavy hits on cranes to protect walls or beams and extend crane life

Door Stops

Keep doors from slamming into and damaging walls

Fabricating and Machining

Locating and Support Buttons

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

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