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 5835-01-381-2683
NSN 6685-01-571-7926
NSN 6105-01-093-7174
NSN 6240-01-436-4649
NSN 4140-00-146-3269
NSN 5920-01-059-2680
NSN 5960-01-388-8147
NSN 6620-01-621-0719
NSN 5910-01-004-0883
NSN 6110-01-048-2414
NSN 6610-00-782-0761
NSN 6650-00-555-1061