Aluminum Flat Washers | McMaster-Carr

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Material

954 Bearing Bronze

System of Measurement

ID

OD

Screw Size

Thickness

0.012" to 0.018"

0.013" to 0.019"

0.014" to 0.018"

0.015" to 0.023"

0.024" to 0.038"

0.025" to 0.040"

0.028" to 0.036"

0.030" to 0.050"

0.036" to 0.045"

0.036" to 0.065"

Washer Type

Performance

Chemical Resistant

Corrosion Resistant

High Temperature

Low Temperature

Precision Adjust

Weather Resistant

Finish

Zinc Yellow-Chromate Plated

Washer Designation

General Purpose

Hardness

Color

Shaft Diameter

Specifications Met

SAE AMS-DTL-22499

RoHS

Compliant with Exemptions

Shape

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

ASME Designation

Military Specification

Certification

Sold As

Maximum Temperature

250° F to 499° F

500° F to 999° F

For Rivet Diameter

Environment

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418 Products

Washers

General Purpose Washers

General Purpose Washers

Your go-to metal washer for every screw size

Mil. Spec. Washers

Mil. Spec. Washers

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

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

ASME Washers

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

USS Washers

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

Washers for Blind Rivets

Washers for Blind Rivets

Sized to fit around blind rivet diameters

Other Products

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

Thrust Bearings

Thrust Bearings

Support loads parallel to the shaft with plain, ball, or roller bearings

Lock Washers

Resist vibration to prevent fasteners from loosening

Strut Channel Washers

Strut Channel Washers

Pair with hex nuts to connect threaded rod to strut channel

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