Shaft Spacers | McMaster-Carr

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System of Measurement

Material

Shaft Diameter

Length

Screw Size

Thickness

Washer Type

Performance

Electrically Insulating

Finish

Chromate Conversion Coated

Chrome Plated

Corrosion-Resistant Coated

Zinc Yellow-Chromate Plated

Shape

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Shaft Type

Round with Support Rail

Plain Bearing Type

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

REACH

Shaft Mount Type

Export Control Classification Number (ECCN)

Color

Thread Size

Width

Hardness

Construction

For Housing ID

29,256 Products

Fastening and Joining

Spacers

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

4,774 products

Standoffs

Separate, position, or connect components in assemblies

20 products

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

4,171 products

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

4,688 products

Threaded Rod Collars

Hold and position parts on a threaded rod

76 products

Unthreaded Inserts

Reinforce, align, and adjust joints as you tighten a fastener

69 products

Power Transmission

Sleeve Bearings

With no moving parts, the plainest type of bearing

3,405 products

Thrust Roller Bearing Washers

Adapt needle-roller thrust bearings for use on unhardened, unground surfaces

102 products

Flanged Sleeve Bearings

A sleeve and thrust bearing in one to support both parallel and perpendicular loads

2,012 products

Thrust Bearings

Support loads parallel to the shaft with plain, ball, or roller bearings

1,170 products

Roller Bearings

Support higher loads than ball bearings, but run at lower speeds

172 products

Ball Bearings

Create less friction than other bearings for use at high speeds

125 products

Mounted Bearings

Ball, roller, and sleeve bearings ready to bolt in place

289 products

Bearing Nuts

Hold bearings, bushings, pulleys, and gears in place on threaded shafts and spindles

412 products

Pivot Bearings

Best for applications that require small, precise oscillating motion with limited twisting

20 products

Shaft Collars

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

2,725 products

Bore Reducers

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

31 products

Machinable Shaft Ends

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

56 products

Pulley and Sprocket Bushings

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

721 products

Idler Shafts

Support idler sprockets and pulleys in tensioning applications

20 products

Lead Screw Collars

Position components and limit travel along a lead screw

55 products

Fabricating and Machining

Drill Bushings

Fit in holes to guide drill bits and other cutting tools for precise and repeatable holes and cuts

3,936 products

Die Bushings

Guide pins and punches in molds and stamping dies or reduce friction between ejector pins and plates

102 products

Slotted Bushings

Pair with a standard bushing to prevent alignment pins from binding in your fixture

34 products

Fluid Handling

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

24 products

Building and Machinery Hardware

Grommets

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

24 products