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 5925-01-523-1918
NSN 5999-00-964-8968
NSN 6150-01-133-1514
NSN 5925-00-254-4924
NSN 6620-00-841-0346
NSN 6135-00-062-5080
NSN 5935-01-036-1141
NSN 6320-01-388-9450
NSN 5996-00-456-0895
NSN 6105-00-201-8977
NSN 6650-01-195-3957
NSN 5999-00-040-1645