Machine Design

Extended-Inner-Ring Bearings

The A 7Y55 Series of 34 extended-inner-ring bearings from Stock Drive Products, New Hyde Park, N.Y., is available in no-shield and double-shield configurations. The bearings fit shafts with 0.0469 to 0.3125-in. diameters. Outer bearing diameters range from 0.1562 to 0.5 in. and widths range from 0.0937 to 0.2272 in. The ABEC-3 bearings have a 0.0002/0.0005in. radial play and are made to exacting tolerances in 440C steel.

 

 

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