A new series of 34 plain and flanged inch size ball bearings from Stock Drive Products (an ISO 9001:2000 Manufacturer) feature an extended inner ring to provide greater torsional stability.

These ABEC 3 class bearings, identified as the A7Y55-E series, are made of 440C stainless steel and are stocked in 9 bore sizes, ranging from .0469" up to .3125" in diameter with outer ring diameters from .562" to .6250". Inner ring widths range from .0937" to .2272" with outer ring widths of .0625" to .1960". A choice of 3 lubrication options are available, one commercial and two to MIL spec standards. The dynamic load rating for these ball bearing range from 17 lb. to 159 lb. and the static load rating from 6 lb. to 70 lb. Their radial play is.0002"/.0005".

Additional technical details are contained in
Catalog D790, available free upon request.

SDP2 28