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 5998-00-307-2913
NSN 6105-00-844-1267
NSN 5965-01-431-7377
NSN 6650-00-150-1761
NSN 5935-01-068-1197
NSN 5965-01-417-9185
NSN 4140-00-060-0020
NSN 5960-00-780-8081
NSN 4140-00-448-4306
NSN 6650-00-115-4458
NSN 5990-01-555-6616
NSN 5920-01-312-4452