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 5999-00-099-6889
NSN 5945-00-944-2443
NSN 5999-01-105-4629
NSN 6135-00-027-3914
NSN 5965-01-626-3151
NSN 6240-01-371-4263
NSN 5975-00-368-8648
NSN 5998-01-392-1118
NSN 5915-00-321-1662
NSN 6240-00-518-3541
NSN 5925-00-100-5760
NSN 5945-01-308-8585