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 5910-01-417-2597
NSN 6105-00-289-9993
NSN 6610-01-088-5871
NSN 5855-01-085-5354
NSN 6610-01-336-2787
NSN 5895-01-045-4650
NSN 6145-00-119-8201
NSN 5998-00-533-6396
NSN 6110-01-023-8496
NSN 6220-01-081-7631
NSN 5915-01-230-6565
NSN 5910-00-876-6575