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 5960-01-139-0293
NSN 6320-00-882-7061
NSN 5915-00-441-8640
NSN 5920-01-634-0250
NSN 5950-00-678-1968
NSN 5905-00-901-6185
NSN 5930-01-572-9561
NSN 6610-00-222-8970
NSN 6320-00-404-3637
NSN 6145-00-216-6613
NSN 5920-00-584-4592
NSN 5998-01-370-3023