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 5905-00-200-1402
NSN 5950-00-648-7193
NSN 5905-01-352-5824
NSN 6145-01-350-4677
NSN 6145-00-946-6950
NSN 6135-00-170-8819
NSN 6650-00-171-4175
NSN 5920-01-634-0250
NSN 6650-01-235-0981
NSN 6320-01-372-8671
NSN 5920-01-242-8850
NSN 5920-01-468-9587