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 5990-01-554-8547
NSN 6320-01-600-5808
NSN 5990-01-436-7191
NSN 5930-00-248-4599
NSN 4140-01-225-0041
NSN 5910-01-541-2033
NSN 5895-00-535-4834
NSN 5835-01-584-3245
NSN 5998-00-647-1225
NSN 5910-01-004-0407
NSN 5999-01-091-2303
NSN 6620-01-194-1081