Buna-N Rubber Balls | McMaster-Carr

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System of Measurement

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Material

Shape

Tolerance Rating

Hardness Rating

Hardness

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Color

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Maximum Temperature

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DFARS Compliance

Yield Strength

USMCA Qualifying

Ball Diameter

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RoHS Compliance

REACH Compliance

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2,207 Products

Raw Materials

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments

Steel

Strong, machinable, and weldable but lacks corrosion resistance

Plastic

A lightweight alternative to metal and glass

Rubber

Compresses and bounces back to shape; often used for sealing, cushioning, and shock absorbing

Ceramic

Hard and wear resistant, it also withstands corrosion and high temperatures

Tungsten

Our densest metal resists wear and heat to make end mills, heat shields, electrodes, and more

Brass

More machinable than copper and bronze for making nuts, hinges, and locks

Aluminum

Lightweight, easy to machine, and corrosion resistant in wet environments

Resin Fillers

Add to epoxy, urethane, and polyester resins to reduce weight and shrinkage

Wood

Commonly used to build ramps, crates, and prototypes or to make repairs

Titanium

The most corrosion-resistant metal we offer, with very high strength relative to its weight

Glass

Clear and highly heat and chemical resistant; often used in sights, lighting, and lab equipment

Lead

A dense insulator often used to shield against radiation and absorb sound and vibration

Copper

The most conductive of our metals, it excels in all types of electrical applications

Nickel

An upgrade from stainless steel that withstands harsh chemicals and acids at high temperatures

Building and Machinery Hardware

Ball Knobs

Provide grip on control levers and push-pull rods

Material Handling

Ball Transfers

Install in arrays to create platforms for conveying, rotating, and positioning heavy objects

Material Support Stands

Material Support Stands

Feed material and hold it steady while machining

Hitch Balls

Mount to hitch inserts and use with hitch receivers and couplers to tow trailers

Hitch Inserts

Fit into hitch receivers and secure with a hitch pin to create a connection for towing

Hitch Receivers

Hitch Receivers

Use with hitch inserts and pins to create a complete hitch for towing

Hitch Pins

Secure hitch inserts to hitch receivers for towing

Tow Hooks

Bolt to vehicles and connect to tow eyes on trailers for towing

Tow Eyes

Mount to trailers and connect to tow hooks or drawbar couplers on vehicles for towing

Drawbar Couplers

Drawbar Couplers

Use with drawbar rings to connect trailers to vehicles; also known as pintle hitches

Casters

Mount on the bottom of objects for easy movement

Fabricating and Machining

Tooling Balls

Create a height reference point to measure hole centerlines and the distances between them

Tumbling Media

Use in tumblers to polish, finish, deburr, clean, or round the edges of metal parts

Drill Chuck Replacement Parts

Drill Chuck Replacement Parts

Replace collars, shells, ball bearings, and other parts on drill chucks

Mold Foaming Agents

Mold Foaming Agents

Mix into resin to reduce your part's weight and prevent warping and defects as it cools

Abrasive Blasting Media

Abrasive Blasting Media

Use in abrasive blasters to remove paint and rust or add texture to surfaces

Facility and Grounds Maintenance

Basketballs

Play basketball indoors or outdoors

Flagpole Accessories

Flagpole Accessories

Add or replace flagpole components like pulleys, rope cleats, ornaments, and base collars

Toilet Tank Replacement Parts

Toilet Tank Replacement Parts

Replace parts such as flappers, fill valves, and floats in your toilet tank

Fluid Handling

Floats

Replace a float or combine with a rod and valve body to build your own float valve

Fastening and Joining

Adhesive Spacing Beads

Adhesive Spacing Beads

Add to structural and instant-bond adhesives to keep them from oozing out during clamping

Magnets

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

Measuring and Inspecting

Metal Detector Calibration Kits

Metal Detector Calibration Kits

Test the sensitivity of food-processing metal detectors

Safety Equipment

Cotton Balls

Apply or soak up small amounts of liquid

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