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 4140-01-372-2047
NSN 5920-01-047-2901
NSN 6145-01-633-3558
NSN 6650-01-100-3185
NSN 5945-01-660-5405
NSN 5935-01-485-4207
NSN 6110-01-081-2898
NSN 5855-00-237-4088
NSN 4140-00-964-8623
NSN 6150-00-053-9267
NSN 5925-01-189-1869
NSN 6145-00-455-7237