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 6650-01-309-7930
NSN 6620-01-624-3933
NSN 6150-00-062-1147
NSN 5920-01-028-3288
NSN 5945-01-371-1257
NSN 5915-01-514-8100
NSN 5965-01-207-0991
NSN 5960-01-149-1261
NSN 2925-01-354-1752
NSN 2925-01-389-6874
NSN 6130-00-879-5197
NSN 6240-01-361-9167