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 5920-00-258-6822
NSN 5935-00-152-0890
NSN 5975-01-377-2511
NSN 5990-01-565-2226
NSN 5965-01-574-8270
NSN 5975-01-276-6791
NSN 5915-00-972-5460
NSN 6645-01-578-6815
NSN 5996-00-221-7663
NSN 5855-01-125-9167
NSN 6650-01-568-0299
NSN 5835-01-274-1035