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 5999-01-602-6809
NSN 6220-00-503-2831
NSN 5920-01-359-3982
NSN 5965-01-037-8333
NSN 5905-01-430-2541
NSN 5945-01-200-7033
NSN 6650-00-118-5600
NSN 6105-01-422-0510
NSN 6610-00-346-9613
NSN 6650-00-184-1581
NSN 5935-01-435-6315
NSN 5990-01-383-9780