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 5895-00-421-6171
NSN 6135-00-583-3966
NSN 6685-01-328-1511
NSN 4140-00-391-0879
NSN 5945-00-112-6882
NSN 5999-01-435-7168
NSN 5915-01-519-2878
NSN 5915-01-350-2407
NSN 5935-01-233-0905
NSN 6620-01-495-7446
NSN 5945-01-461-7798
NSN 5975-01-535-7120