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 6685-01-495-0654
NSN 6610-01-092-1971
NSN 5965-00-309-4814
NSN 6135-01-205-5965
NSN 6240-01-633-9357
NSN 5998-00-930-8126
NSN 5835-01-462-5983
NSN 5935-01-142-4620
NSN 5965-00-182-7928
NSN 5915-00-281-5414
NSN 6135-01-010-0891
NSN 4140-00-919-5020