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 6110-01-145-8113
NSN 5920-00-581-7958
NSN 5990-01-572-3137
NSN 5915-00-353-0853
NSN 4140-01-128-0834
NSN 6610-01-400-3880
NSN 6130-01-253-7067
NSN 5985-01-073-7135
NSN 5835-00-918-3720
NSN 5835-01-063-1309
NSN 5915-01-384-3858
NSN 6110-01-189-9964