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 6240-01-567-9934
NSN 5998-00-203-1232
NSN 5945-01-563-3901
NSN 5996-00-964-2776
NSN 6650-00-968-5700
NSN 5905-01-411-4775
NSN 4140-00-405-5285
NSN 5920-01-579-4050
NSN 5910-01-534-4694
NSN 5998-01-047-4883
NSN 5935-00-362-3873
NSN 5990-01-531-5962