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 5920-01-486-6918
NSN 6610-01-558-7571
NSN 5960-01-435-1167
NSN 5835-01-359-2575
NSN 5895-01-634-0630
NSN 5990-01-601-7332
NSN 5975-00-055-8870
NSN 5996-00-518-0460
NSN 5990-01-621-6969
NSN 6105-00-699-9186
NSN 5990-01-050-7535
NSN 5930-00-144-3240