4820-12-317-7889

3110-00-402-9046 3110004029046 004029046 is 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.

5961-14-402-9046 5961144029046 144029046 is two or more interconnected semiconductor device (1), diode arranged in stack(s) for use in power supplies to change alternating current to direct current. for items containing material such as selenium or copper oxide, see rectifier, metallic.

2805-99-402-9046 2805994029046 994029046

7643-01-402-9046 7643014029046 014029046 is a map, chart, or geodetic product, distributed by agencies such as the defense mapping agency, which is associated with land navigation, tracking, and charting.