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7025-01-685-8099 7025016858099 016858099 is a pointing device, which when moved in any direction on a flat surface, generates a signal to move a cursor and/or tracking symbol on a display device. it may include buttons or wheels that allow the user to select operations and manipulate text and graphics. includes spherical, optical, wireless mouses and the like. excludes trackball, data entry; and joystick, data entry. see also controller, data entry, automatic data processing.

5330-14-476-9175 5330144769175 144769175 is a deformable material which prevents the passage of matter through the joint formed when two faces are joined. it may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. it may be made to any predetermined dimension and shape. excludes flat disks, items made of felt material and items having joints. for round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. excludes disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.