How to Find Ball Bearing Size

By William Hirsch
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Finding the size of a ball bearing in need of replacement, before purchase a new one, may save money. You also will have the correct replacement part the first time and avoid a return trip to the store. Determine ball bearing size by making a few measurements in millimeters. Ball bearings allow objects to move or rotate freely. Each disk shaped bearing contains a number of balls that roll. (See Reference 1) Ball bearings are used in industrial equipment as well as many types of wheels.

About the Author

William Hirsch started writing during graduate school in 2005. His work has been published in the scientific journal "Physical Review Letters." He specializes in computer-related and physical science articles. Hirsch holds a Ph.D. from Wake Forest University in theoretical physics, where he studied particle physics and black holes.