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 5905-01-577-4992
NSN 6620-00-349-4703
NSN 6135-01-556-7318
NSN 5960-00-868-4628
NSN 5905-00-439-5808
NSN 5895-01-650-9415
NSN 5930-00-903-6719
NSN 6650-01-341-5330
NSN 5998-01-646-1051
NSN 5905-00-119-3510
NSN 5960-01-092-4762
NSN 5965-01-564-2330