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 6150-00-220-5154
NSN 6645-00-456-7653
NSN 6110-01-331-6957
NSN 6650-00-868-6270
NSN 5999-01-515-4956
NSN 6685-01-492-3382
NSN 5960-00-953-2103
NSN 5960-01-210-0879
NSN 5905-01-122-2438
NSN 5990-01-374-3877
NSN 6610-01-568-0717
NSN 6320-01-643-0850