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 6130-01-428-4459
NSN 4140-00-884-4553
NSN 6220-01-250-0171
NSN 5920-01-414-2393
NSN 5990-01-395-4194
NSN 6105-00-505-1173
NSN 5935-00-157-3922
NSN 5835-01-592-2350
NSN 5996-01-419-5756
NSN 6145-00-752-2038
NSN 2925-00-759-5465
NSN 6650-01-550-2372