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 5990-01-206-8895
NSN 4140-01-658-6428
NSN 6620-01-431-0706
NSN 5998-00-419-6844
NSN 6150-01-246-6506
NSN 5910-01-565-9259
NSN 6105-00-534-8211
NSN 5895-01-508-1844
NSN 6220-01-512-0144
NSN 6650-01-259-5940
NSN 6620-01-552-4980
NSN 5999-00-436-9035