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 5925-01-571-3959
NSN 5975-01-321-9060
NSN 6105-01-238-2653
NSN 6650-01-610-0010
NSN 2925-01-141-7563
NSN 6220-01-549-6135
NSN 5965-01-135-7910
NSN 6650-01-265-0650
NSN 6105-01-657-9658
NSN 5965-01-048-4767
NSN 5935-00-900-3497
NSN 5835-01-384-3206