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 5905-01-263-7353
NSN 6650-01-428-9958
NSN 2925-00-099-4030
NSN 6620-01-189-8153
NSN 6110-00-317-8063
NSN 2925-00-802-1418
NSN 6620-01-222-0143
NSN 4140-01-534-2552
NSN 5935-01-068-4488
NSN 4140-00-916-2771
NSN 5905-01-608-5483
NSN 5965-01-519-8228