5340-00-842-2557

5330-01-263-8841 5330012638841 012638841 is a circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. it may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. excludes felt items but includes multimaterial items in which one of the materials is felt. for solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. for rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. for circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. excludes cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.

7510-00-263-8841 7510002638841 002638841 is a small device, with or without a projection which clips or slides on the margin of a card or page and is used to direct attention to the record or specific data thereon. it may be readily changed to indicate changing conditions of the record. see also tab set, signal. excludes tab, index.