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 5905-01-034-5512
NSN 6150-00-513-7357
NSN 5996-00-518-4880
NSN 6240-01-472-2950
NSN 5999-01-462-5519
NSN 5999-01-521-1113
NSN 5920-01-322-7552
NSN 6130-01-396-3150
NSN 6320-01-096-6649
NSN 6105-00-197-2128
NSN 6150-00-726-2076
NSN 6135-01-629-3346