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 5998-01-237-5912
NSN 5945-00-339-2282
NSN 5999-00-487-8488
NSN 5920-01-229-2709
NSN 5920-01-469-7072
NSN 5999-01-575-3385
NSN 5920-01-600-6889
NSN 5975-00-636-4910
NSN 4140-01-593-8785
NSN 5905-00-464-1988
NSN 5930-01-290-9524
NSN 5920-00-306-4328