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 5999-01-581-0279
NSN 6220-01-014-4052
NSN 5996-01-063-9473
NSN 5975-00-885-8639
NSN 5999-01-640-9283
NSN 6220-00-932-4992
NSN 6240-01-444-9956
NSN 5895-01-027-7634
NSN 4140-01-538-8281
NSN 5985-01-388-0156
NSN 6150-00-518-1402
NSN 5985-00-968-6381