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 6150-01-413-4947
NSN 4140-00-365-2531
NSN 6320-00-925-0558
NSN 5998-01-430-2773
NSN 5996-01-554-9031
NSN 5835-01-595-1131
NSN 5965-01-406-6320
NSN 6220-01-592-5226
NSN 5996-01-592-3011
NSN 6150-01-306-7302
NSN 6320-01-600-5808
NSN 5920-00-736-7882