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 4140-00-899-3086
NSN 6150-01-359-8598
NSN 6240-00-063-0852
NSN 5930-01-114-2645
NSN 6650-01-602-7567
NSN 5930-00-552-1946
NSN 5910-01-016-1962
NSN 5915-00-133-4531
NSN 6135-00-826-4798
NSN 5935-00-436-6051
NSN 5999-01-364-8500
NSN 5910-01-191-1503