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 5965-01-308-3786
NSN 5920-00-263-2192
NSN 5915-01-139-3604
NSN 4140-00-421-4555
NSN 5945-00-184-8721
NSN 5930-01-158-5694
NSN 6650-00-788-1461
NSN 6130-01-341-3869
NSN 5999-00-139-1729
NSN 6110-01-347-9134
NSN 5935-01-476-3136
NSN 5910-01-451-0447