A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5998-00-962-8808
NSN 5990-00-827-4891
NSN 5998-01-094-8309
NSN 5999-00-258-2713
NSN 2925-01-058-1718
NSN 6610-01-222-7593
NSN 2925-00-912-3993
NSN 5960-00-039-8533
NSN 6110-00-679-7730
NSN 5935-00-132-0296
NSN 4140-01-351-3892
NSN 5945-01-505-5842