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 5930-01-333-1995
NSN 5998-00-591-4141
NSN 5920-01-039-2236
NSN 6650-00-231-2744
NSN 5998-01-144-3066
NSN 5990-00-226-1152
NSN 5998-01-558-3295
NSN 5920-00-903-7382
NSN 6135-00-613-1068
NSN 4140-00-518-1963
NSN 5990-00-872-9370
NSN 5999-00-899-4809