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 5930-01-005-5055
NSN 5920-01-195-7563
NSN 5925-00-931-1812
NSN 5990-00-295-0968
NSN 6110-01-486-1673
NSN 6645-00-124-9939
NSN 6220-00-542-4898
NSN 5950-00-170-6790
NSN 5945-01-130-7694
NSN 5920-01-421-5362
NSN 6650-01-423-1348
NSN 6105-01-468-8037