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 5920-01-312-4452
NSN 6240-00-314-8042
NSN 4140-00-189-0235
NSN 6645-01-278-6973
NSN 5905-01-434-9061
NSN 6650-01-431-8933
NSN 5920-00-803-3290
NSN 6105-01-067-0015
NSN 6610-00-070-4535
NSN 6130-00-146-1274
NSN 5975-00-531-2165
NSN 5985-01-583-1823