Coated Washers | McMaster-Carr

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OSHA Compliant 29 CFR 1910.242

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Yes

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7,814 Products

Washers

General Purpose Washers

Your go-to metal washer for every screw size

240 products

Mil. Spec. Washers

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

409 products

Oversized Washers

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

453 products

SAE Washers

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

209 products

USS Washers

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

142 products

ASME Washers

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

176 products

Structural Washers

Distribute pressure under structural screws and nuts in columns, joists, and I-beams

28 products

Undersized Washers

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

76 products

Square Washers

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

134 products

Tension-Indicating Structural Washers

Change color when you apply the correct tension to prevent overtightening

32 products

Reinforcing Sleeve Washers

Keep soft materials from collapsing into the hole

10 products

Dished Washers

Cover oversized holes, such as the ends of pipe and tubes

9 products

Clipped Washers

Clipped on one side to fit in tight spots

80 products

Easy-Install Slotted Washers

Slip under nuts and screws without having to disassemble them

22 products

Washers for Square-Neck Bolts

The square hole fits snugly around carriage, plow, and elevator bolts

17 products

Beveled Washers

The thickest washers we offer, designed for heavy duty wood construction

8 products

Curved Washers

Sit flush against rails, columns, and other structural tubes

9 products

Perforated Washers

Plaster flows through to form a bond between the washer and wall

2 products

Magnetic Washers

Stay in place on iron and steel surfaces during installation

7 products

USS Washer Assortments

A collection of sizes that meet USS specifications—typically larger diameters than SAE washers

1 product

Washers for Foam Insulation

Prevent screws from crushing insulation board

1 product

Washers for Blind Rivets

Sized to fit around blind rivet diameters

6 products

General Purpose Washer Assortments

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

1 product

Square Washers for Blind Rivets

Won't rotate as you fasten blind rivets in slots and channels

3 products

SAE Washer Assortments

A range of sizes that meet SAE standards—typically have smaller diameters than USS washers

2 products

Oversized Washer Assortments

A collection of exaggerated sizes to cover large holes or to create gaps

1 product

Other Products

Lock Washers

Resist vibration to prevent fasteners from loosening

764 products

Sealing Washers

Prevent fluids from leaking around fasteners

82 products

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

111 products

Finishing Washers

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

68 products

Retaining Rings

Hold components on a shaft

1,601 products

Spacers

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

1,252 products

Push Nuts

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

81 products

Magnets

Attract or repel metal objects to hang, secure, or position them

149 products

Cross-Bracing Washers

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

10 products

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

208 products

Clothes Washers

Load clothes in the top and choose from five washing cycles

1 product

O-Rings

Fit snugly into a groove between parts to create a leak-resistant seal

45 products

Shims

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

123 products

Tie-Down Washers

Angled sides align and hold tie-down straps

5 products

Clothes Dryers

Load clothes to dry them at a heavy duty, normal, or delicate level

1 product

Snap-In Nuts

Push into square holes in thin materials to add bolts for aligning off-center parts

58 products

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

54 products

Unthreaded Inserts

Reinforce, align, and adjust joints as you tighten a fastener

49 products

Tag Rings

Loop onto tags to attach them to lanyards, key rings, and other objects

47 products

Fastener Assortments

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

5 products

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

13 products

Captive Panel Screws

Secure panels and enclosures while still having access to them

102 products

Blowguns

Direct a stream of air to clean equipment, parts, and spaces

55 products

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

136 products

Brooms

Sweep up dust, dirt, and other debris

4 products

Tube Brushes

Remove contaminants from tubes, pipes, and holes

558 products

Parts Baskets

Contain parts for cleaning and moving them in and out of washers

10 products

Glassware Rinsers

Rinse the inside of glasses, tubes, or beakers with a simple press

1 product

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

65 products

Siphon Guns

Spray liquid and air at the same time to produce a mist of liquids or chemicals

13 products

Wash Gun Nozzle Extensions

Attach to your wash gun nozzle to clean places out of arm's reach

2 products

Submersible Pumps

Circulate liquids in small tanks, cooling baths, and other low-flow applications

10 products

Pressure Washer Guns

Control the flow of water sprayed from a pressure washer

2 products

Squeegees

Wipe liquids off of windows, floors and other surfaces

38 products

Air Nozzles

Blow concentrated air for cleaning, drying, cooling, and ejecting parts

1 product

Cup Brushes

Wider diameters than end brushes clean flat surfaces with more surface area

4 products

Scrub Brushes

Everyday scrub brushes, scrub brushes with a handle, and drill-operated scrub brushes

2 products