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 4140-01-445-1647
NSN 5935-01-568-7851
NSN 6130-01-616-8545
NSN 5910-01-453-0419
NSN 2925-01-513-9114
NSN 5975-01-433-4527
NSN 6150-01-141-6014
NSN 6650-00-400-4977
NSN 5930-01-226-4708
NSN 6610-01-633-8931
NSN 6220-00-815-8194
NSN 5990-01-216-1276