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 6240-01-520-6925
NSN 5998-00-292-4954
NSN 5975-01-180-4036
NSN 6110-01-421-1777
NSN 6320-01-631-7828
NSN 5895-00-370-0594
NSN 6150-01-357-6791
NSN 5998-01-169-6671
NSN 5998-01-308-5146
NSN 4140-00-686-0839
NSN 6150-01-271-6581
NSN 6240-01-485-3116