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 5990-00-306-0222
NSN 5985-01-055-6339
NSN 4140-01-004-9177
NSN 5945-01-177-5306
NSN 5855-00-149-0766
NSN 5990-00-232-3965
NSN 6150-01-270-4531
NSN 6135-00-377-9165
NSN 6150-00-508-5096
NSN 5999-01-210-2615
NSN 5998-01-605-3337
NSN 6320-01-201-2776