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 5895-01-224-5857
NSN 5905-01-044-2196
NSN 6240-00-573-7514
NSN 6240-01-648-4399
NSN 5935-00-421-8886
NSN 5905-01-245-9348
NSN 5945-00-075-3502
NSN 6105-01-189-8254
NSN 6240-00-395-0019
NSN 4140-01-065-6000
NSN 6220-01-068-7231
NSN 5835-01-537-1228