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 5935-01-583-3241
NSN 5985-01-252-9281
NSN 5905-00-580-3068
NSN 4140-01-267-5137
NSN 5945-01-620-5959
NSN 5996-00-270-0340
NSN 6650-01-552-5930
NSN 4140-01-046-0119
NSN 5925-01-290-5630
NSN 6610-01-353-4883
NSN 6105-00-891-9768
NSN 6650-01-495-3744