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 4140-00-225-8586
NSN 5895-01-642-4905
NSN 6145-01-568-5428
NSN 6650-00-299-9681
NSN 6620-00-464-6105
NSN 6130-00-483-9766
NSN 6645-01-063-0714
NSN 5945-00-835-1332
NSN 5950-00-758-4817
NSN 6105-01-134-9915
NSN 5999-00-956-4973
NSN 5910-00-935-1136