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 4140-01-587-5770
NSN 6150-00-596-9253
NSN 5996-01-334-0218
NSN 5925-01-528-6838
NSN 6105-01-470-1939
NSN 6150-01-540-8444
NSN 5925-01-396-6093
NSN 5930-01-420-6183
NSN 6650-01-183-0711
NSN 5998-01-450-6651
NSN 5910-01-449-2271
NSN 4140-01-408-7760