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 7035-01-476-1709
NSN 5935-01-568-5838
NSN 6220-01-513-0060
NSN 5996-00-831-2905
NSN 4140-00-595-7535
NSN 6130-00-679-7752
NSN 6620-01-255-6374
NSN 6145-01-013-7911
NSN 6145-01-312-2265
NSN 5925-00-840-9071
NSN 6135-01-518-8252
NSN 4140-01-541-9772