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 4140-01-073-1455
NSN 6620-01-469-2352
NSN 4140-00-725-7023
NSN 5920-00-455-1050
NSN 5905-00-259-7800
NSN 5930-00-005-3243
NSN 6650-01-557-7444
NSN 5998-01-450-1186
NSN 6620-00-086-5223
NSN 5915-00-617-9033
NSN 5999-01-634-0576
NSN 5915-00-150-4694