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.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 5855-00-247-7219
NSN 5950-00-378-9959
NSN 5998-01-118-6270
NSN 5998-01-331-3895
NSN 6610-01-359-0008
NSN 5905-00-630-6507
NSN 6220-01-016-7112
NSN 5999-01-535-6964
NSN 6610-00-670-7803
NSN 5998-01-160-7098
NSN 5925-00-566-4169
NSN 6145-01-298-1328