Black Oxide Washers | McMaster-Carr

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System of Measurement

Screw Size

Material

Stainless Steel

OD

Washer Type

ID

Thickness

0.005" to 0.024"

0.010" to 0.020"

0.010" to 0.030"

0.012" to 0.018"

0.013" to 0.020"

0.014" to 0.033"

0.015" to 0.019"

0.016" to 0.022"

0.016" to 0.025"

Washer Designation

General Purpose

Performance

Corrosion Resistant

Precision Adjust

Vibration Resistant

Hardness

Specifications Met

Length

ASME Designation

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

Military Specification

Width

Shape

Fastener Head Type

Tooth Location

Internal and External

Certification

Sleeve OD

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863 Products

Washers

General Purpose Washers

General Purpose Washers

Your go-to metal washer for every screw size

Oversized Washers

Oversized Washers

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

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

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

Easy-Install Slotted Washers

Easy-Install Slotted Washers

Slip under nuts and screws without having to disassemble them

Clipped Washers

Clipped Washers

Clipped on one side to fit in tight spots

Square Washers

Won't rotate as you fasten screws in slots and channels

Reinforcing Sleeve Washers

Reinforcing Sleeve Washers

Keep soft materials from collapsing into the hole

Other Products

Lock Washers

Resist vibration to prevent fasteners from loosening

Leveling Washers

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

Finishing Washers

Finishing Washers

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

Retaining Rings

Retaining Rings

Hold components on a shaft

Fastener Assortments

Fastener Assortments

Stay prepared by keeping fasteners in common sizes and materials on hand

Shims

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

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