Copper Shims | McMaster-Carr

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295 Products

About Washers

Ring Shims

Precisely align, level, and adjust spacing on fasteners and shafts with these shims.

Shim Stock

Cut this stock into custom shapes to fit your application.

Shim Stock Sets

Keep shim stock in a variety of thicknesses on hand with these sets. Cut into custom shapes to fit your application.

Adhesive-Back Shim Stock

A durable acrylic adhesive keeps this shim stock from sliding out of place. Cut it into custom shapes to fit your application.

Washers

General Purpose Washers

Use these washers to evenly distribute the load under bolt or screw heads and nuts when fastening. They can also act as spacers.

Metric General Purpose Washers

Use these metric washers to evenly distribute the load under bolt or screw heads and nuts when fastening. They can also act as spacers.

Mil. Spec. Washers

Choose these washers for their adherence to strict military standards for material and construction.

SAE Washers

SAE washers generally have a smaller ID and OD than USS washers.

ASME Washers

Also known as Type B washers, ASME washers are available in narrower and wider diameters than SAE and USS washers.

USS Washers

USS washers generally have a larger ID and OD than SAE washers.

Metal Sealing Washers

Also known as crush washers, these compress when tightened to form a tighter, more durable seal than rubber washers. They are commonly used to seal fluids such as oil and fuel.

Fastener Assortments

Shim Stock Assortments

Create a custom shim to fit your application.

Sealing Washer Assortments

Also known as crush washers, the washers in these assortments compress when tightened to form a tight, durable seal that prevents leaks.