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 2925-01-004-5627
NSN 5920-00-936-7565
NSN 5910-01-288-0730
NSN 6110-01-517-8113
NSN 6645-01-650-1860
NSN 6150-01-436-2746
NSN 5855-01-020-7982
NSN 5985-01-542-3503
NSN 5999-01-421-1811
NSN 5905-01-645-3301
NSN 6650-01-417-1797
NSN 6645-01-149-2247