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 4140-01-520-5846
NSN 6220-00-293-5368
NSN 5965-01-185-1507
NSN 5915-01-550-9703
NSN 5975-00-011-3714
NSN 5965-01-182-5768
NSN 6240-00-482-1142
NSN 2925-01-283-3576
NSN 5990-00-179-2576
NSN 6220-01-167-7859
NSN 6220-01-542-4671
NSN 5905-00-788-1430