Gauge Balls | McMaster-Carr

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System of Measurement

Diameter

Material

Stainless Steel

Tungsten Carbide

Tolerance Rating

Hardness Rating

Hardness

Appearance

Mechanical Finish

Performance

Bearing Quality

Chemical Resistant

Corrosion Resistant

High Temperature

Impact Resistant

Shock Resistant

Yield Strength

Heat Treatment

RoHS

Compliant with Exemptions

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

Maximum Temperature

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Certificate Type

Calibration Certificate with Test Data Traceable to UKAS

Material Certificate with Traceable Lot Number

Elongation

Specifications Met

Construction

Magnetic Properties

Precision Ball Grade

Distance Measured

0.037" to 0.061"

0.037" to 0.096"

0.059" to 0.156"

0.060" to 0.096"

0.060" to 0.167"

0.089" to 0.167"

0.089" to 0.250"

0.144" to 0.250"

0.146" to 0.287"

0.242" to 0.407"

0.56" to 1.565"

Ball Diameter

Plug Gauge Size

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524 Products

Raw Materials

Steel

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

Stainless Steel

Stainless Steel

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

Tungsten

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

Measuring and Inspecting

Bore Gauges

Insert into a hole and expand the contacts to measure diameter

Plug Gauges

Verify the diameter or threads of machined holes in finished parts; also called pin gauges

Calibration Spheres

Calibration Spheres

Test your CMM probe and stylus against a precise reference point before you start inspecting

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