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 5990-01-390-2177
NSN 2925-00-132-1280
NSN 5999-01-174-7048
NSN 7035-00-055-9778
NSN 5990-00-944-3568
NSN 5990-01-647-8574
NSN 6150-01-010-2012
NSN 2925-01-586-4574
NSN 5835-01-123-8305
NSN 6240-01-394-5697
NSN 6620-01-259-5944
NSN 5998-00-327-0549