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 5920-01-578-7055
NSN 5965-00-419-9590
NSN 5855-00-337-3679
NSN 5996-00-478-4075
NSN 6240-01-210-0164
NSN 5915-00-539-7673
NSN 6620-01-400-2928
NSN 5920-01-432-7962
NSN 5930-01-040-9643
NSN 6240-00-170-5302
NSN 6650-01-645-2089
NSN 5965-01-039-2795