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 5945-00-275-7027
NSN 5960-00-406-0293
NSN 6645-01-133-4440
NSN 5999-01-371-6125
NSN 5960-01-516-7264
NSN 4140-01-587-1345
NSN 5998-01-473-4373
NSN 6650-00-169-1866
NSN 6150-00-983-8832
NSN 5920-01-070-4601
NSN 6645-01-473-3752
NSN 5835-00-672-0761