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 5910-00-289-5638
NSN 5990-01-348-9829
NSN 5855-00-149-0766
NSN 5855-01-441-3189
NSN 6105-01-439-0966
NSN 5835-01-416-6455
NSN 5999-00-554-4285
NSN 6240-00-218-1480
NSN 6220-01-100-4340
NSN 6130-01-359-8375
NSN 6650-00-006-7136
NSN 5999-01-027-4859