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 4140-01-476-7280
NSN 5945-00-950-2825
NSN 5998-01-321-5241
NSN 6650-01-106-1868
NSN 5960-01-149-0687
NSN 5990-01-443-2931
NSN 4140-01-508-4362
NSN 5910-00-233-7101
NSN 6105-01-256-8621
NSN 6110-01-278-9835
NSN 5950-01-523-7029
NSN 6105-00-018-2341