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 4140-00-064-7847
NSN 5945-01-595-2194
NSN 2925-01-632-5913
NSN 5960-01-454-7064
NSN 5895-01-210-9191
NSN 6145-01-047-0555
NSN 6240-01-026-7690
NSN 6620-01-413-9243
NSN 5945-00-227-5821
NSN 6110-01-353-4920
NSN 6620-01-376-3744
NSN 6650-00-698-5869