Grooved Washers | McMaster-Carr

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System of Measurement

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Washer Type

Material

Stainless Steel

OD

ID

Finish

Corrosion-Resistant Coated

Phosphate Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Thickness

0.010" to 0.013"

0.010" to 0.015"

0.010" to 0.016"

0.012" to 0.018"

0.014" to 0.018"

0.014" to 0.020"

0.015" to 0.019"

0.016" to 0.018"

0.016" to 0.021"

0.016" to 0.022"

0.017" to 0.021"

0.018" to 0.023"

Tooth Location

Internal and External

Specifications Met

Performance

Chemical Resistant

Corrosion Resistant

Vibration Resistant

Hardness

DFARS Specialty Metals

RoHS

Color

Export Control Classification Number (ECCN)

REACH

Overall Height

Thread Size

Retaining Ring Type

Length

Ring OD

Military Specification

Height

Ring ID

For Use With

Foam Insulation

Socket Head Screws

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1,752 Products

Lock Washers

Split Lock

Split Lock Washers

Split Lock Washers

Stop nuts and screws from loosening due to light vibration

Mil. Spec. Split Lock Washers

Mil. Spec. Split Lock Washers

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

Split Lock Washers for Socket Head Screws

Split Lock Washers for Socket Head Screws

Fit neatly under screws with narrow heads

Split Lock Washer Assortments

Split Lock Washer Assortments

A collection of common sizes to fit the broadest range of applications

Tooth Lock

Tooth Lock Washers

Tooth Lock Washers

Grip tighter than split lock washers in applications with constant movement, such as conveyors

Mil. Spec. Tooth Lock Washers

Mil. Spec. Tooth Lock Washers

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

Countersunk Tooth Lock Washers

Countersunk Tooth Lock Washers

Grip flat- and oval-head screws for a secure hold without overtightening

Domed Tooth Lock Washers

Domed Tooth Lock Washers

Spread pressure over a large area to limit damage to material

Tooth Lock Washer Assortments

Tooth Lock Washer Assortments

Keep a collection of tooth lock washers on hand to work with a range of screw sizes

Spring Lock

Heavy-Vibration-Resistant Spring Lock Washers

Heavy-Vibration-Resistant Spring Lock Washers

Won't loosen on equipment with constant, vigorous vibration; also known as Belleville washers

Heavy-Vibration-Resistant Spring Lock Washers for Socket Head Screws

Heavy-Vibration-Resistant Spring Lock Washers for Socket Head Screws

Fit neatly under screws with narrow heads; also known as Belleville washers

Wave Spring Lock Washers

Wave Spring Lock Washers

Keep bolted assemblies secure on slightly uneven surfaces

Curved Spring Lock Washers

Curved Spring Lock Washers

A step up from flat washers, these stop nuts and screws from loosening due to slight movement

Wedge Lock

Extreme-Vibration-Resistant Wedge Lock Washers

Extreme-Vibration-Resistant Wedge Lock Washers

The tightest grip of all our washers for use on equipment with jarring starts and stops

Tab Lock

Tab Lock Washers

Tab Lock Washers

Bend the tabs up or down to resist loosening from moderate vibration, such as pumps

Other Products

Washers

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

Push Nuts

Press onto threads for a light duty hold that’s faster to install than typical nuts

Cushioning Washers

Cushioning Washers

Cushion joints to dampen vibration and protect them from wear

Retaining Rings

Retaining Rings

Hold components on a shaft

Vibration-Damping Mounts

Vibration-Damping Mounts

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

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