Bolt Shims | McMaster-Carr

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System of Measurement

Thickness

0.020" to 0.026"

0.027" to 0.033"

Material

Stainless Steel

ID

Screw Size

Shape

Shoulder Diameter

OD

Width

Length

End Shape

For Maximum Screw Size

Shim Trade Size

Sold As

Performance

Chemical Resistant

Corrosion Resistant

Electrically Insulating

High Visibility

Moisture Resistant

Precision Adjust

Stress Resistant

Number of Slots

Slot Depth

RoHS

Compliant with Exemptions

Hardness

Rockwell 15N 80

REACH

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

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Magnetic Properties

May Be Mildly Magnetic

Minimum Hardness

How can we improve?

1,247 Products

Shims

Round Shims

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 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 Lengthening Screw Shoulders

Shims for Lengthening Screw Shoulders

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

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

Slotted Shims

Slotted Shims

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

Large-Adjust Slotted Shims

Large-Adjust Slotted Shims

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

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

Breakaway Slotted Shims

Breakaway Slotted Shims

Break off the scored sections for the length you need

Secure-Stack Slotted Shims

Secure-Stack Slotted Shims

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

Multislotted Shim Assortments

Multislotted Shim Assortments

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

Shims for Hinges

Shims for Hinges

Say goodbye to annoying sticking, binding, or rubbing doors

Tapered Shims

Slotted Tapered Shims

Slotted Tapered Shims

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

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