Metal Washers | McMaster-Carr

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System of Measurement

Screw Size

Material

Thickness

Length

Shaft Diameter

Washer Type

Finish

Chromate Conversion Coated

Chrome Plated

Corrosion-Resistant Coated

Dyed

Galvanized

Hot-Dipped Galvanized

Performance

Shape

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

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

Yes

Export Control Classification Number (ECCN)

Hardness

Specifications Met

Federal Specification

Washer Designation

Fastener Strength Grade/Class

Color

Width

Plain Bearing Type

For Housing ID

19,969 Products

Fastening and Joining

Washers

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

3,956 products

Lock Washers

Resist vibration to prevent fasteners from loosening

1,650 products

Sealing Washers

Prevent fluids from leaking around fasteners

371 products

Finishing Washers

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

142 products

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

265 products

Cross-Bracing Washers

Connect cross-bracing rods or cables to structural beams; also known as hillside washers

20 products

Spacers

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

3,344 products

Shims

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

3,868 products

Push Nuts

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

17 products

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

12 products

Power Transmission

Disc Springs

Maintain tension and separate components on shafts, under bolt heads, and at the ends of valves

1,661 products

Sleeve Bearings

With no moving parts, the plainest type of bearing

2,573 products

Flanged Sleeve Bearings

A sleeve and thrust bearing in one to support both parallel and perpendicular loads

1,208 products

Thrust Roller Bearing Washers

Adapt needle-roller thrust bearings for use on unhardened, unground surfaces

102 products

Thrust Bearings

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

633 products

Bearing Lock Washers

Lock bearing nuts in place to prevent loosening due to vibration

103 products

Communication

Tag Washers

Bolt onto surfaces to mount tag rings and ties

18 products

Fabricating and Machining

Clamp Holding Washers

Replace worn washers on open-arm toggle clamps to keep holding screws in place

12 products

Die Bushings

Guide pins and punches in molds and stamping dies or reduce friction between ejector pins and plates

102 products

Material Handling

Tie-Down Washers

Angled sides align and hold tie-down straps

5 products

Electrical Power, Networking, and Controlling

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

3 products

Building and Machinery Hardware

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

1 product