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 6220-01-427-2333
NSN 5920-01-026-2559
NSN 6150-01-595-3030
NSN 6135-01-142-2417
NSN 6135-01-610-2098
NSN 5930-01-155-4163
NSN 5990-01-615-7823
NSN 5990-01-414-2778
NSN 5905-01-578-4259
NSN 4140-01-215-1964
NSN 5990-00-665-4105
NSN 5999-01-130-9399