Special Features:

Inner or outer ring composed of two or more parts one face of outer ring forms lip, inner ring stamped forming an angle of contact and lip on side opposite outer ring lip

Properties:

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.