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.
NSN 5999-01-211-0886
NSN 6610-00-200-8832
NSN 6105-00-518-1854
NSN 6220-01-533-1302
NSN 5945-01-391-7485
NSN 6645-01-400-2119
NSN 5945-01-187-0701
NSN 5855-01-469-2798
NSN 5855-01-461-7726
NSN 5945-01-628-3972
NSN 6130-01-498-4254
NSN 5910-01-441-4186