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 5905-00-278-5764
NSN 5925-00-226-1155
NSN 5996-00-175-7782
NSN 5910-01-504-3913
NSN 6610-00-824-8616
NSN 6620-00-632-3631
NSN 5930-00-874-2153
NSN 5935-01-553-5788
NSN 5990-01-094-6826
NSN 5920-01-650-4788
NSN 5915-00-814-8937
NSN 6240-01-158-0402