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 6610-01-537-0816
NSN 6650-01-525-0958
NSN 5905-01-634-0595
NSN 6145-01-323-8813
NSN 5998-01-510-4612
NSN 6650-01-645-6876
NSN 6145-01-386-3718
NSN 4140-00-005-4574
NSN 5915-00-331-7769
NSN 6105-01-368-7054
NSN 6240-01-314-4694
NSN 6610-01-642-1752