Aluminum Spacers | McMaster-Carr

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Material

Color

System of Measurement

Length

Screw Size

Thread Size

Shape

Thickness

Shaft Diameter

Gender

Hex Size

Mount Type

Performance

Electrically Insulating

Tensile Strength

20,000 psi to 49,999 psi

50,000 psi to 99,999 psi

Not Rated

RoHS

Compliant

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Yes

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Export Control Classification Number (ECCN)

Finish

Zinc Yellow-Chromate Plated

Thread Length

Bearing Material

Shell Material

4,929 Products

Fastening and Joining

Spacers

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

1,165 products

Standoffs

Separate, position, or connect components in assemblies

1,131 products

Washers

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

192 products

Sealing Washers

Prevent fluids from leaking around fasteners

50 products

Finishing Washers

Screw heads sit flush to prevent snagging and to create a neat, finished appearance

5 products

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

6 products

Lock Washers

Resist vibration to prevent fasteners from loosening

9 products

Thread Adapters

Join threads of a different type, size, and gender

699 products

Shims

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

157 products

Shim Stock

Cut into custom shapes to align, space, and level components on dies, presses, and machinery

79 products

Unthreaded Inserts

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

10 products

Power Transmission

Sleeve Bearings

With no moving parts, the plainest type of bearing

168 products

Flanged Sleeve Bearings

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

132 products

Linear Bearings

Minimize friction as parts move along a shaft

191 products

Thrust Bearings

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

54 products

Mounted Bearings

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

128 products

Bore Reducers

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

6 products

Shaft Collars

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

495 products

Building and Machinery Hardware

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

69 products

Door Stops

Keep doors from slamming into and damaging walls

4 products

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

19 products

Panel Hanging Brackets

Mount and remove panels

58 products

Fabricating and Machining

Die Bushings

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

102 products