Precision Chrome, Brass and Stainless Steel Bearing
email [email protected] toll-free: 800.327.7424 8-5, M-F CST Grade: The designation assigned, based upon a combination of dimensional accuracy and surface roughness. Deviation from Spherical Form: Measurement of the lack of roundness from the ideal spherical form. Lot Diameter Variation: Measured dimensional difference between the largest and smallest balls as produced in a group heat.
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