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 6240-00-902-9310
NSN 4140-01-409-1764
NSN 5930-00-624-4923
NSN 5895-00-593-6960
NSN 5999-01-090-6565
NSN 5975-00-823-0979
NSN 5950-00-473-6066
NSN 6240-00-138-3082
NSN 5990-01-573-1634
NSN 5999-01-362-6352
NSN 5905-01-440-5737
NSN 5996-01-215-2769