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 2925-00-373-8837
NSN 5996-00-944-1378
NSN 5990-00-226-7894
NSN 6220-01-293-2628
NSN 5905-01-063-0043
NSN 5920-00-590-4192
NSN 6620-01-632-9143
NSN 6110-00-156-6468
NSN 4140-01-248-7899
NSN 5895-00-849-0672
NSN 5920-01-461-2810
NSN 5999-01-244-9805