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 4140-01-182-5861
NSN 5835-00-221-1005
NSN 5855-00-221-9435
NSN 6620-00-485-8766
NSN 5999-01-382-0898
NSN 5998-01-189-9166
NSN 5855-01-191-3404
NSN 6650-01-211-5628
NSN 5985-00-339-2318
NSN 5945-01-632-6578
NSN 6130-00-914-1617
NSN 6145-01-431-1394