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 5998-01-493-8452
NSN 5999-00-956-0679
NSN 6220-01-210-1906
NSN 6650-01-117-5347
NSN 6620-01-355-4339
NSN 7035-01-482-9941
NSN 6645-01-460-4339
NSN 6650-00-809-1817
NSN 6220-00-944-0111
NSN 6650-01-544-7205
NSN 5960-01-536-9763
NSN 6240-01-146-9197