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 4140-01-445-8202
NSN 5965-01-318-5836
NSN 5930-01-607-7256
NSN 6105-00-684-6807
NSN 6620-00-269-8950
NSN 5935-00-976-1306
NSN 5998-00-427-6508
NSN 5960-00-597-2680
NSN 5935-01-454-8445
NSN 5915-01-496-2314
NSN 6650-00-299-9681
NSN 6220-01-355-4955