Aluminum Shims | McMaster-Carr

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2,372 Products

Fastening and Joining

Shims

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

Shim Stock

Cut into custom shapes for leveling and aligning fasteners, machinery components, and more

Washers

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

Leveling Washers

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Lock Washers

Resist vibration to prevent fasteners from loosening

Finishing Washers

Finishing Washers

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

Spacers

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

Unthreaded Inserts

Unthreaded Inserts

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

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

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