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 5990-00-548-6163
NSN 5990-00-285-1948
NSN 6130-01-607-6305
NSN 5920-01-309-5480
NSN 4140-01-576-5379
NSN 5935-00-372-5261
NSN 6150-01-151-3168
NSN 5910-01-488-9342
NSN 5910-00-405-3310
NSN 6650-01-480-0053
NSN 5990-01-626-3840
NSN 6650-01-414-9784