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 5905-01-308-0600
NSN 2925-01-274-8576
NSN 5998-01-643-1074
NSN 5985-00-526-3469
NSN 5920-00-199-9514
NSN 6110-01-032-2899
NSN 5945-01-377-5804
NSN 6650-00-068-2208
NSN 6145-01-148-7837
NSN 5999-01-378-7196
NSN 5960-01-550-8038
NSN 4140-01-457-2836