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 6220-01-523-5879
NSN 6150-01-387-3348
NSN 6105-00-292-4110
NSN 5915-00-023-5154
NSN 6105-01-545-8159
NSN 5835-01-364-6830
NSN 5935-01-537-1170
NSN 5985-01-367-2842
NSN 6150-00-179-0187
NSN 5835-00-170-5238
NSN 5835-01-604-2279
NSN 5930-01-200-1167