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 5960-00-351-4821
NSN 5999-01-347-5875
NSN 5945-01-173-8958
NSN 5998-01-219-7633
NSN 5985-00-100-6864
NSN 4140-01-605-1706
NSN 6610-01-554-8225
NSN 5985-01-054-8174
NSN 6150-01-324-2066
NSN 5835-01-482-1591
NSN 6645-01-559-4934
NSN 6110-01-449-0150