Barrel Spacers | McMaster-Carr

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System of Measurement

Length

OD

0.1562" to 2.75"

ID

0.0135" to 2.2656"

Shaft Diameter

Material

Garolite G-10/FR4

Grade 2 Titanium

Molybdenum Disulfide

Screw Size

Plain Bearing Type

Thread Size

Performance

Abrasion Resistant

Chemical Resistant

Corrosion Resistant

Electrically Insulating

Finish-Your-Own

Flame Retardant

High Misalignment

For Housing ID

0.3124" to 0.3130"

0.3749" to 0.3755"

0.3750" to 0.3755"

0.3755" to 0.3764"

0.3760" to 0.3770"

0.4999" to 0.5005"

0.5000" to 0.5005"

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

RoHS

Compliant with Exemptions

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

Shape

Color

Shaft Mount Type

Drill Bit Size

Bearing Type

Hardness

Durometer 50 OO

Durometer 70 OO

Lubrication

Mount Type

Unthreaded Hole

Unthreaded Through Hole

Flange OD

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 399° F

400° F to 499° F

500° F or greater

How can we improve?

16,548 Products

Spacers

Aluminum Unthreaded Spacers

Aluminum Unthreaded Spacers

Your go-to metal spacers

Plastic Unthreaded Spacers

Plastic Unthreaded Spacers

Lightweight, nonconductive, and naturally rust resistant

Stainless Steel Unthreaded Spacers

Stainless Steel Unthreaded Spacers

The most corrosion-resistant spacers we offer

Light Duty Unthreaded Spacers

Light Duty Unthreaded Spacers

An economical choice for low-load applications

Steel Unthreaded Spacers

Steel Unthreaded Spacers

Our strongest spacers take on heavy loads and high-stress setups

Brass Unthreaded Spacers

Brass Unthreaded Spacers

Conductive and nonmagnetic—our top choice for electrical equipment

Titanium Unthreaded Spacers

Titanium Unthreaded Spacers

Get the strength you need without the extra weight

Electrical-Insulating Unthreaded Spacers

Electrical-Insulating Unthreaded Spacers

Stop electrical current in its tracks so it won't pass through components

Made-to-Order Unthreaded Spacers

Made-to-Order Unthreaded Spacers

When you need a custom spacer, we’ll get it made for you

Vibration Damping Unthreaded Spacers

Vibration Damping Unthreaded Spacers

Compress between components to absorb vibration, shock, and sound

Cut-to-Length Unthreaded Spacers

Cut-to-Length Unthreaded Spacers

Extra-long to cut a custom length whenever you need it

Unthreaded Spacers for Angles

Unthreaded Spacers for Angles

Create a flat surface for mounting or spacing components near corners

Splined Press-Fit Unthreaded Spacers

Splined Press-Fit Unthreaded Spacers

Create a secure hold on sheet metal panels—no threads required

Sanitary Unthreaded Spacers

Sanitary Unthreaded Spacers

Create space to clean between components on food lines and sanitary equipment

Unthreaded Spacers for Tubes

Unthreaded Spacers for Tubes

Create secure connections without crushing tubes or pipes

Aluminum Unthreaded Spacer Assortments

Aluminum Unthreaded Spacer Assortments

Keep a variety of different sizes and lengths on hand

Other Products

Drill Bushings

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

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

Sleeve Bearings

Sleeve Bearings

With no moving parts, the plainest type of bearing

Flanged Sleeve Bearings

Flanged Sleeve Bearings

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

Standoffs

Separate, position, or connect components in assemblies

Linear Bearings

Linear Bearings

Minimize friction as parts move along a shaft

Mounted Bearings

Mounted Bearings

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

Die Bushings

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

Unthreaded Inserts

Unthreaded Inserts

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

Locating and Support Buttons

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

Slotted Bushings

Slotted Bushings

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

Pulley and Sprocket Bushings

Pulley and Sprocket Bushings

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

Wheel Reducer Bushings

Wheel Reducer Bushings

Reduce the inside diameter of a bearing to fit a particular axle size

Coordinate Measuring Machine Plates and Fixtures

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

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