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 5960-01-045-0522
NSN 2925-01-488-5140
NSN 5965-01-449-1101
NSN 5998-01-153-2689
NSN 6135-00-405-1989
NSN 5930-00-893-8236
NSN 5960-01-381-2478
NSN 6220-01-124-0918
NSN 6650-01-360-6577
NSN 5915-01-424-6958
NSN 6150-01-161-8858
NSN 5915-00-754-9891