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 4140-01-071-2977
NSN 6220-00-010-5359
NSN 6610-01-483-1317
NSN 6685-01-616-0167
NSN 6645-00-256-4072
NSN 6610-01-411-8770
NSN 6105-00-259-1692
NSN 5835-01-441-4746
NSN 5999-01-431-7323
NSN 6320-01-412-2973
NSN 2925-01-047-7134
NSN 5999-01-601-8043