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 5920-00-681-5722
NSN 5985-01-012-4054
NSN 6220-01-634-0660
NSN 2925-01-556-0333
NSN 5996-01-271-9927
NSN 5990-01-054-4255
NSN 5905-01-178-5659
NSN 6145-00-603-2608
NSN 7035-01-517-1713
NSN 6220-01-242-9901
NSN 5999-01-081-7300
NSN 6110-00-403-9530