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 5990-00-623-8127
NSN 5905-01-424-4177
NSN 6105-01-261-4972
NSN 2925-01-408-6205
NSN 5999-01-339-7598
NSN 6650-01-651-9502
NSN 6685-00-198-9506
NSN 6650-01-285-1266
NSN 6145-01-062-9820
NSN 5920-00-665-3973
NSN 5910-00-055-8054
NSN 5915-01-189-3182