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 4140-01-200-3265
NSN 5975-00-408-3634
NSN 5990-01-066-4816
NSN 5920-01-050-2471
NSN 5835-01-457-7951
NSN 6145-00-730-3933
NSN 5935-00-571-1413
NSN 6620-00-858-7317
NSN 6145-01-590-3616
NSN 5960-00-379-4452
NSN 5935-01-403-2844
NSN 6610-00-278-7647