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.
3.0 millimeters nominal bore diameter, 2.0 millimeters nominal overall height, ball bearing part name assigned by controlling agency, 6.0 millimeters nominal overall width, steel corrosion resisting outer ring sides material