Check Balls | McMaster-Carr

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System of Measurement

Diameter

Material

Stainless Steel

Hardness Rating

Hardness

Durometer 50D to Durometer 65D

Rockwell R40 to Rockwell R80

Performance

Bearing Quality

Chemical Resistant

Corrosion Resistant

Electrically Insulating

High Temperature

Impact Resistant

Moisture Resistant

Ultra Absorbent

Ultra Low Temperature

Weather Resistant

Maximum Temperature

Less than 210° F

210° F to 249° F

250° F to 499° F

500° F or greater

Heat Treatment

Appearance

Color

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

Minimum Temperature

RoHS

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Construction

Yield Strength

For Use With

Acetic Acid (White Vinegar)

Hydraulic Fluid

Hydrochloric Acid

Hydrogen Peroxide

Isopropyl Alcohol

Lacquer Solvents

Methanol (Methyl Alcohol)

Methyl Ethyl Ketone (MEK)

Elongation

Specifications Met

For Use Outdoors

Fabrication

Density

Tensile Strength

2,000 psi to 3,480 psi

3,000 psi to 5,000 psi

3,920 psi to 4,200 psi

Environment

Food and Beverage

How can we improve?

407 Products

Raw Materials

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments—all with material certificates for traceability

Rubber

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

Steel

Strong, machinable, and weldable—all with material certificates for traceability

Plastic

A lightweight alternative to metal and glass

Nickel

An upgrade from stainless steel to withstand harsh chemicals and acids—all with material certificates for traceability

Aluminum

Lightweight, easy to machine, and corrosion resistant—all with material certificates for traceability

Measuring and Inspecting

Bore Gauges

Insert into a hole and expand the contacts to measure diameter

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