High Strength Washers | McMaster-Carr

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System of Measurement

Screw Size

Material

Stainless Steel

Fastener Strength Grade/Class

Finish

Corrosion-Resistant Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

OD

ID

Washer Type

Thickness

0.008" to 0.012"

0.012" to 0.018"

0.013" to 0.019"

0.016" to 0.025"

0.018" to 0.032"

0.020" to 0.060"

0.023" to 0.027"

0.024" to 0.038"

0.025" to 0.039"

0.025" to 0.040"

0.027" to 0.035"

0.028" to 0.036"

0.029" to 0.033"

0.033" to 0.037"

0.034" to 0.044"

0.036" to 0.045"

0.036" to 0.065"

0.040" to 0.050"

Performance

Abrasion Resistant

Adjustable Flow

Adjustable Length

Aggressive Cleaning

Chemical Resistant

Corrosion Resistant

Create-Your-Own

Electrically Insulating

Finish-Your-Own

Flame Retardant

High Efficiency

Extreme Strength

High Temperature

High Visibility

Impact Resistant

Low Temperature

Metal Detectable

Moisture Resistant

Precision Adjust

Squeeze to Open

Static Eliminating

Stress Resistant

Tension Indicating

Tight Clearance

Vibration Damping

Vibration Resistant

Water Resistant

Weather Resistant

X-Ray Detectable

Fastener Strength Rating

Specifications Met

Washer Designation

General Purpose

Color

DFARS Specialty Metals

Length

ASME Designation

RoHS

Compliant with Exemptions

Shape

REACH

Overall Height

Certificate Type

Material Certificate with Traceable Lot Number

Material Certificate with Traceable Lot Number and Test Report

Export Control Classification Number (ECCN)

Military Specification

Army-Navy Specification

Military Specification

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

500° F to 999° F

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780 Products

Washers

General Purpose Washers

General Purpose Washers

Your go-to metal washer for every screw size

SAE Washers

Meet SAE sizing standards and typically have smaller diameters than USS washers

Oversized Washers

Oversized Washers

Exaggerated diameters and thicknesses to cover large holes or to create gaps

Plastic Washers

Plastic Washers

Lightweight, nonconductive, and naturally rust resistant

Mil. Spec. Washers

Mil. Spec. Washers

Adhere to U.S. military standards for material and construction

Fiberglass Washers

Fiberglass Washers

Best strength-to-weight ratio of all our nonmetal washers

USS Washers

Meet USS sizing standards and typically have larger diameters than SAE washers

ASME Washers

Meet ASME standards and come in regular, narrow, and wide diameters

Undersized Washers

Undersized Washers

Pair with fasteners that have narrow heads, such as cheese and socket head screws

Tension-Indicating Structural Washers

Tension-Indicating Structural Washers

Change color when you apply the correct tension to prevent overtightening

Other Products

Lock Washers

Resist vibration to prevent fasteners from loosening

Spacers

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

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