Machinery Shims | McMaster-Carr

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System of Measurement

ID

OD

Material

Garolite G-10/FR4

Screw Size

Thickness

0.001" to 0.003"

0.002" to 0.004"

0.004" to 0.006"

0.005" to 0.006"

0.005" to 0.024"

0.005" to 0.030"

Length

Washer Type

Finish

Black Zinc Plated

Chromate Conversion Coated

Corrosion-Resistant Coated

Hot-Dipped Galvanized

Nickel Chrome Plated

Phosphate Coated

Shape

Performance

Abrasion Resistant

Chemical Resistant

Corrosion Resistant

Electrically Insulating

Finish-Your-Own

Flame Retardant

High Temperature

High Visibility

Impact Resistant

Hardness

Color

DFARS Specialty Metals

Width

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

REACH

Specifications Met

Federal Specification

Shaft Diameter

Thread Size

Drill Bit Size

Washer Designation

General Purpose

Fastener Strength Grade/Class

ASTM Grade A325

ASTM Grade A490

Installation Permanence

Sold As

How can we improve?

23,035 Products

Shims

Slotted Shims

Slotted Shims

Slip around mounting fasteners to align components and machinery without having to disassemble them

Slotted Shim Assortments

Slotted Shim Assortments

Keep multiple shim thicknesses on hand to align components and machinery without disassembling them

Multislotted Shims

Multislotted Shims

Streamline leveling machines and positioning arms with multiple, evenly spaced mounting fasteners

Heavy Duty Large-Adjust Slotted Shims

Heavy Duty Large-Adjust Slotted Shims

Keep their shape under heavy loads to fill large gaps for aligning hefty machinery, cabinets, and safes

Multislotted Shim Assortments

Multislotted Shim Assortments

Keep various shim thicknesses on hand to level equipment with multiple, evenly spaced fasteners

Large-Adjust Slotted Shims

Large-Adjust Slotted Shims

Best for filling large gaps to align cabinets, doors, and windows

Secure-Stack Slotted Shims

Secure-Stack Slotted Shims

Snap together and they’ll stay securely stacked to maintain alignment

Breakaway Slotted Shims

Breakaway Slotted Shims

Break off the scored sections for the length you need

Shims for Hinges

Shims for Hinges

Say goodbye to annoying sticking, binding, or rubbing doors

Round Shims

Shims

Razor-thin tolerances for precise aligning, spacing, and leveling

Wide-Rim Shims

Spread loads across a wider surface area than standard shims to minimize wear between components

Shims for Shortening Screw Shoulders

Shims for Shortening Screw Shoulders

Pare down the shoulder on shoulder screws to tighten the hold on components

Shim Assortments

Shim Assortments

Keep multiple shim thicknesses on hand for precise aligning, spacing, and leveling

Shim Assortments for Shortening Screw Shoulders

Shim Assortments for Shortening Screw Shoulders

Customize your shoulder lengths by keeping multiple shoulder-shortening shim sizes on hand

Shims for Ball Bearing Housings

Shims for Ball Bearing Housings

Secure bearings in stamped, molded, or worn housings

Shim Assortments for Lengthening Screw Shoulders

Shim Assortments for Lengthening Screw Shoulders

Customize your shoulder lengths by keeping multiple shoulder-lengthening shim sizes on hand

Shim Assortments for Dies

Shim Assortments for Dies

Keep a variety of shim ODs on hand to fit various die sizes

Shims for Keyed Shafts

Shims for Keyed Shafts

Notched or tabbed to fit keyed shafts with or without a key inserted

Shims for Ball Bearing Outer Rings

Shims for Ball Bearing Outer Rings

Spread load between multiple bearings to boost their efficiency on shafts

Shims for Lengthening Screw Shoulders

Shims for Lengthening Screw Shoulders

When shoulders come up short, extend the shoulder length on your screw

Shims for D-Profile Shafts

With a partially flat inside surface, shims won’t spin out of place on D-profile shafts

Peel-Away Multilayer Shims

Peel-Away Multilayer Shims

Peel off the layers until you reach your desired thickness

Finish-Your-Own Shims

Finish-Your-Own Shims

Punch a hole to create a custom ID for uncommon shaft, arbor, and fastener sizes

Shims for Dies

Restore your die to its original height for clean cuts in metal stamping

Shim Assortments for Keyed Shafts

Shim Assortments for Keyed Shafts

Keep multiple shim thicknesses on hand for keyed shafts and arbors that have a key inserted

Shim Assortments for D-Profile Shafts

Keep multiple shim thicknesses on hand that won’t spin out of place on D-profile shafts

Tapered Shims

Heavy Duty Tapered Shims

Heavy Duty Tapered Shims

Keep their shape under heavy loads—originally designed for use on pick-up trucks

Tapered Shims

Wedge into gaps to quickly level cabinets, doors, and windows

Slotted Tapered Shims

Slotted Tapered Shims

Level cabinets, doors, and windows without disassembling fasteners or stacking multiple flat shims

Rectangular Shims

Rectangular Shims

Rectangular Shims

Sized to fill wide gaps for aligning cabinets, doors, and windows

Breakaway Rectangular Shims

Breakaway Rectangular Shims

Easily break off pieces for a custom fit around fasteners or corners

Wash-Away Shims

Wash-Away Shims

Create gaps between plates, flanges, and pipes while welding and then dissolve shims with water

Made-to-Order Shims

Made-to-Order Shims

Made-to-Order Shims

If you need a unique shim shape or size, we’ll precision cut it for you

Peel-Away Multilayer Made-to-Order Shims

Peel-Away Multilayer Made-to-Order Shims

If you need a unique peel-away shim shape or size, we’ll precision cut it for you

Other Products

Washers

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

Shim Stock

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

Leveling Washers

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

Drill Bushings

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

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

Fastener Assortments

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Battery-Terminal Washers

Battery-Terminal Washers

Stop battery acid fumes from corroding terminal posts

Spacers

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

Bearing Lock Washers

Bearing Lock Washers

Lock bearing nuts in place to prevent loosening due to vibration

Tie-Down Washers

Tie-Down Washers

Angled sides align and hold tie-down straps

Insulating Washers

Insulating Washers

Isolate screws from electrical current and prevent corrosion from mating different metals

Cushioning Washers

Cushioning Washers

Cushion joints to dampen vibration and protect them from wear

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

Cross-Bracing Washers

Cross-Bracing Washers

Connect cross-bracing rods or cables to structural beams; also known as hillside washers

Vibration-Damping Mounts

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

Clamp Holding Washers

Clamp Holding Washers

Replace worn washers on open-arm toggle clamps to keep holding screws in place

Electrical-Terminal Washers

Electrical-Terminal Washers

Prevent wires from slipping out from under screw heads to keep electrical connections intact

Electrical Enclosure Fasteners

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

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