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 5905-00-035-8981
NSN 5835-01-104-8914
NSN 6650-01-519-9165
NSN 6240-00-491-7191
NSN 6150-00-827-9005
NSN 5930-01-615-2810
NSN 5990-00-251-0965
NSN 6110-00-400-1404
NSN 6620-01-151-2288
NSN 5910-01-460-3912
NSN 6130-00-075-2202
NSN 5990-00-467-7431