Nonmetallic Washers | McMaster-Carr

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Core Material

Gasket Material

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System of Measurement

22,060 Products

Fastening and Joining

Washers

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

1,226 products

Sealing Washers

Prevent fluids from leaking around fasteners

647 products

Insulating Washers

Isolate screws from electrical current and prevent corrosion from mating different metals

277 products

Cushioning Washers

Cushion joints to dampen vibration and protect them from wear

167 products

Finishing Washers

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

14 products

Lock Washers

Resist vibration to prevent fasteners from loosening

9 products

Spacers

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

1,437 products

Shims

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

298 products

Fastener Assortments

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

1 product

Hex Head Screws

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

20 products

Captive Panel Screws

Secure panels and enclosures while still having access to them

29 products

Snap-In Nuts

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

22 products

Magnets

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

41 products

Socket Retaining Rings

Secure sockets and adapters to impact tools

39 products

Sealing

O-Rings

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

13,834 products

Backup Rings

Extend the life of O-rings and improve their performance under high pressure

263 products

O-Ring Bonding Kits

Everything needed to make O-rings

5 products

Hose Washers

Place inside nozzles and spigots to prevent leaks in an attached hose

12 products

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

533 products

Cord Stock

Cut to length to create customized seals

295 products

Power Transmission

Thrust Bearings

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

321 products

Disc Springs

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

19 products

Building and Machinery Hardware

Grommets

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

800 products

Vibration-Damping Mounts

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

98 products

Strut Channel Framing and Fittings

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

14 products

Protective Caps

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

12 products

Facility and Grounds Maintenance

Faucet Washers

Seal faucet components so they don’t leak

24 products

Toilet Sealing Rings

Prevent leaks where toilets mount to the floor or wall

5 products

Sink Drain Fitting Washers

Replace the washers in sink drain fittings

6 products

Urinal Sealing Rings

Prevent leaks where urinals mount to the wall

1 product

Clothes Washers

Load clothes in the top and choose from five washing cycles

1 product

Scouring Pads

Scrub heavy grease and grime away better than sponges

20 products

Swabs

Cotton, clean room, antistatic, sterile, and wet swabs

101 products

Squeegees

Wipe liquids off of windows, floors and other surfaces

160 products

Scrub Brushes

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

122 products

Window Washer Pads

Replace window washer heads

4 products

Window Washers

Attach to a pole handle to clean high window panes

4 products

Pipe Cleaners

Clean small holes and inside tubes with these flexible brushes

2 products

Toilet Brushes

Scrub out toilet bowls

3 products

Pressure Washer Extension Wands

Connect to your pressure washer to spray down hard-to-reach areas

1 product

Pressure Washers

Turn water from a garden hose into a high-pressure blast to power away tough dirt and grime

58 products

Pressure Washer Guns

Control the flow of water sprayed from a pressure washer

7 products

Siphon Guns

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

22 products

Wash Guns

Fasten to a hose to control water flow during washdowns

12 products

Hand Brushes

Clean dust and chips off tables and workbenches

66 products

Brooms

Sweep up dust, dirt, and other debris

108 products

Floor Machines

Strip, scrub, buff, and polish hard or carpeted floors with a pad or brush

13 products

Floor Machine Brushes

Use with a floor machine to scrub floors; more durable than floor machine pads

38 products

Hand Washing Stations

Clean your hands in remote places like worksites or before entering sanitary environments

4 products

Garden Hose Nozzles

Control the flow from a garden hose for spraying and washing

10 products

Raw Materials

Foam

Pockets of air make it lighter in weight than rubber; good for packing, insulating, and sealing

21 products

Fluid Handling

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

33 products

Air Nozzles

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

73 products

Strainers

Install next to valves and pumps to catch debris in your line

9 products

Submersible Pumps

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

16 products

Fabricating and Machining

Blowguns

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

74 products

Parts Washing Brushes

Use alone or connect to a parts washer to apply solution and scrub away dirt, grease, and rust

12 products

Abrasive Hand Brushes

Manually scrub to remove rust, stains, small burs, and other contaminants

171 products

Tube Brushes

Remove contaminants from tubes, pipes, and holes

253 products

Cup and End Brushes

Attach to a power tool to clean flat, curved, and irregular surfaces

32 products

Parts Washers

Pump solution through a spigot or hose to clean parts in the basin

12 products

Parts Washer Replacement Parts

Replace parts such as pumps, hose, and fusible links

4 products

Parts Cleaning Vacuum/Blowers

Blast coolant, oil, and chips off your parts while a vacuum draws them into a drum

10 products

Parts Baskets

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

14 products

Wheel Brushes

Bristles on the edge of the wheel clean, sand, and debur targeted areas

37 products

Nozzle Tip Cleaners

Clear out residue from small openings, such as nozzles or torch tips

1 product

Ultrasonic Cleaners

Sound waves agitate solution to remove contaminants from instruments, beakers, and other small parts

17 products

File Cleaners

Clear metal shavings and debris from file teeth; also known as file cards

1 product

Electrical Power, Networking, and Controlling

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

3 products

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

3 products

Containers, Storage, and Furniture

Pipette Washers

Connect to a water supply to rinse large numbers of pipettes efficiently and safely

1 product

Communication

Tag Rings

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

1 product