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 6320-01-512-2031
NSN 5960-01-474-4843
NSN 5965-00-071-0562
NSN 5990-01-587-8562
NSN 5999-01-513-1964
NSN 5990-00-665-4105
NSN 5975-01-065-1796
NSN 6130-00-942-8775
NSN 6145-01-277-2430
NSN 5999-01-459-9409
NSN 5990-01-568-5565
NSN 5920-01-564-6182