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 5920-01-247-2029
NSN 4140-01-513-9139
NSN 6110-00-323-9816
NSN 5915-01-323-6952
NSN 6130-01-358-6814
NSN 5930-01-499-1917
NSN 5960-01-364-1318
NSN 5975-01-184-2736
NSN 5990-01-257-8299
NSN 6240-00-431-4372
NSN 5945-00-846-2606
NSN 5835-01-534-3172