2540-99-809-6868

7643-01-634-7472 7643016347472 016347472 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.

5340-99-133-9934 5340991339934 991339934 is a ridge item, usually of flat material, formed into a dihedral angle (generally a right angle) which may be reinforced; it is designed to position, align, or support an item(s) in relation to another. excludes brace (as modified); bracket (1), mounting; and bracket, shelf.

3120-99-540-5805 3120995405805 995405805 is a tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. it must have a visible or detectable means of lubrication or be self-lubricated. the over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. see also bushing, sleeve; spacer, sleeve; and washer (as modified). excludes pin, hollow.

5330-14-205-9488 5330142059488 142059488 is a pliable rubber or composition ring-shaped element, split or jointless (solid) not encased in a metal shell, but having a spring, spreader and/or molded-in reinforcement. it is designed to be pressmounted between fixed and movable or moving parts to form a tight and effective seal.