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 4140-00-249-5603
NSN 6135-00-998-5884
NSN 5975-00-964-9064
NSN 5935-01-350-3594
NSN 6130-01-442-8759
NSN 5935-01-415-0887
NSN 5920-01-283-0214
NSN 6620-00-051-7666
NSN 6220-01-325-3131
NSN 5999-01-476-1553
NSN 4140-01-518-1390
NSN 5915-01-263-1880