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 5945-01-274-7817
NSN 5996-01-649-7993
NSN 5965-00-642-9879
NSN 4140-00-640-6811
NSN 5960-01-152-7740
NSN 5930-01-195-7567
NSN 6610-00-932-2465
NSN 6105-01-388-1926
NSN
NSN 6320-00-731-6134
NSN 5915-00-491-9745
NSN 6685-00-379-4652