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 6145-01-141-6288
NSN 6105-01-604-3435
NSN 4140-01-459-7411
NSN 5999-01-160-7905
NSN 5999-01-012-6662
NSN 6240-01-469-6686
NSN 6110-01-058-2476
NSN 5990-01-591-8797
NSN 5965-01-570-2804
NSN 5960-01-170-4057
NSN 6150-01-528-7146
NSN 5998-00-937-8699