Steel Balls | McMaster-Carr

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	Material Material

52100 Alloy Steel

Low-Carbon Steel

S2 Tool Steel

Steel

	Ball Material Ball Material

Steel

	System of Measurement System of Measurement

Inch

Metric

	Diameter Diameter

	Mount Type Mount Type

	Ball Diameter Ball Diameter

	Shape Shape

	Ball

	Shank Diameter Shank Diameter

	Tooling Ball Style Tooling Ball Style

Shoulder

Standard

	Tolerance Rating Tolerance Rating

Standard

Tight

	Working Orientation Working Orientation


Ball Up	Ball Down

Angle

	Hardness Rating Hardness Rating

	Capacity Capacity

1,000 lbs. or greater

	Construction Construction

One Piece

Two Piece

	Installation Type Installation Type

Permanent

Removable

	Heat Treatment Heat Treatment

Hardened

Case Hardened

	Thread Size Thread Size

	Height Height

	Appearance Appearance

Mirror-Like

	Housing Material Housing Material

Steel

Plastic

	Yield Strength Yield Strength

44,000 psi

290,000 psi

295,000 psi

	Maximum Temperature Maximum Temperature

Less than 200° F

200° to 249° F

Not Rated

	Elongation Elongation

11%

12%

23%

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354 Products

Metal

Hard Wear-Resistant
52100 Alloy Steel Balls

Also known as chrome steel, 52100 is an extremely hard and wear-resistant material. These balls are often used in bearings.

Tight-Tolerance Hard Wear-Resistant
52100 Alloy Steel Balls

The diameter on these balls is held to a precise tolerance.

Low-Carbon Steel Balls

Also known as mild steel, use these low-carbon steel balls in parts that don't require high strength.

Hardened Shock-Resistant
S2 Tool Steel

This S2 tool steel has been hardened for excellent strength and impact resistance. It has a tough core that resists breaking under shock loads.

Threaded-Hole Ball Knobs

Install these traditional, easy-to-grip ball knobs on a threaded stud. They're good for control levers and push-pull rods.

Clamping and Workholding

Tooling Balls

The shoulder on these tooling balls provides a consistent height reference point.

Adjustable-Height Tooling Balls

Install tooling balls in a workpiece or fixture to create a precise measurement reference point. Push the shank further into the hole to adjust the height of the ball.

Tooling Ball Mounting Pads

Use a mounting pad when your tooling ball needs a raised mounting point.

Ball-Lock Quick-Change
Fixture Clamps

Build these components into fixture plates, machine subplates, and tombstones for quick changes. The system clamps and locates at the same time for accurate positioning with repeatability of ±0.0005".

Ball Transfers

Stud-Mount Ball Transfers

Install in a threaded hole or use a nut to secure.

Heavy Duty Stud-Mount Ball Transfers

These ball transfers have capacities up to 2,200 lbs.

Flange-Mount Ball Transfers

The flange has mounting holes for fastening.

Heavy Duty Flange-Mount
Ball Transfers

These ball transfers have capacities up to 2,400 lbs.

Shock-Absorbing
Flange-Mount Ball Transfers

A thick rubber cushion underneath these ball transfers absorbs impact and reduces vibration.

Press-Fit Ball Transfers

Drop-in design makes for easy installation.

Heavy Duty Press-Fit Ball Transfers

These ball transfers have capacities up to 2,200 lbs.

Shock-Absorbing
Press-Fit Ball Transfers

The ball in these transfers is spring-loaded to absorb impact.

Recessed Flange-Mount
Ball Transfers

Transfers recess into the mounting surface for a low profile.

Heavy Duty Recessed
Flange-Mount Ball Transfers

These ball transfers have capacities up to 2,400 lbs.

Shock-Absorbing Recessed
Flange-Mount Ball Transfers

The ball in these transfers is spring-loaded to absorb impact.

Pop-Up Ball Transfers and Stops

The ball transfer or stop rises when you supply air and retracts into housing when air supply ceases.

Create-Your-Own Ball Transfer Plates

Snap these ball transfers together like jigsaw pieces to create a custom ball transfer plate, or use them unconnected to create your own pattern for rotating and positioning material. They have magnets embedded in the frame, so you can mount them on any flat magnetic metal surface and rearrange them as your operations change.

Material Support Stands

Build-Your-Own Support Stands

Ball-Transfer-Top Support Stands

Ball transfers allow movement in any direction so you can turn material without lifting it.

Floats for Threaded Rods

Connect these floats to threaded float rods.

Hitches

Hitch Inserts

Use these inserts in hitch-ball connections.

Mounting Plate Inserts
for Drawbar Couplers

These inserts allow you to connect drawbar couplers to a receiver.

Drawbar Rings

These rings mount to a trailer and connect to the drawbar coupler or tow hook on a vehicle.

Hitch Receivers

Mount these receivers to your vehicle. Use them with an insert and pin for a complete hitch.

Drawbar Couplers

Also known as pintle hitches, drawbar couplers are used with drawbar rings to connect a trailer to your vehicle for towing.

Tow Hooks

For an easy towing connection, mount these hooks to a bumper or trailer.

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Metal

Hard Wear-Resistant52100 Alloy Steel Balls

Tight-Tolerance Hard Wear-Resistant52100 Alloy Steel Balls

Low-Carbon Steel Balls