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 5930-01-463-2768
NSN 5895-01-319-8331
NSN 5960-00-833-9154
NSN 5835-00-589-6300
NSN 5960-00-257-4203
NSN 5935-00-597-5055
NSN 6650-00-279-5741
NSN 6145-01-012-2821
NSN 5920-00-258-6822
NSN 5999-01-139-4275
NSN 5999-01-449-0219
NSN 5960-01-381-2478