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 4140-01-620-8956
NSN 6650-00-944-7687
NSN 5915-01-538-3142
NSN 5835-01-501-0526
NSN 4140-00-930-6986
NSN 5905-01-115-5036
NSN 5935-00-178-8090
NSN 4140-00-450-9874
NSN 6150-01-370-8703
NSN 4140-01-180-5576
NSN 6685-01-179-7025
NSN 5835-01-544-5183