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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6610-00-466-3104
NSN 5895-00-518-1593
NSN 6645-01-172-6838
NSN 5990-01-417-4402
NSN 5920-00-811-8879
NSN 5996-00-392-7626
NSN 6645-00-907-3404
NSN 6320-01-512-2031
NSN 5935-00-427-1019
NSN 6150-01-568-5537
NSN 6240-00-813-6328
NSN 4140-00-122-6422