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 5998-01-347-6322
NSN 5965-00-342-5126
NSN 6220-01-627-2018
NSN 5998-00-833-5510
NSN 7035-01-283-2536
NSN 4140-00-104-7323
NSN 5996-01-138-6182
NSN 5935-01-459-6604
NSN 6145-00-144-0918
NSN 6650-00-920-0332
NSN 6240-00-908-5069
NSN 6220-01-331-7115