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 4140-01-149-4803
NSN 5910-00-294-9439
NSN 6610-00-983-4482
NSN 5990-00-636-4218
NSN 5999-00-340-1364
NSN 5975-01-025-1613
NSN 5915-01-282-9847
NSN 6620-01-436-3502
NSN 5930-01-430-3430
NSN 5965-00-764-1841
NSN 6220-00-973-9416
NSN 5895-01-163-0433