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: Gaskets,washers & other seals
NSN 6105-01-359-1128
NSN 6650-01-273-3152
NSN 5905-01-331-4697
NSN 5998-00-702-8763
NSN 6320-01-225-0178
NSN 6650-01-485-8536
NSN 5975-00-840-5844
NSN 5915-00-081-7815
NSN 5960-00-153-7115
NSN 5990-01-384-2697
NSN 5935-01-043-3607
NSN 6145-01-024-9848