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 6130-01-053-6803
NSN 6150-01-137-1816
NSN 2925-01-197-7864
NSN 6150-01-492-4263
NSN 5945-01-209-6564
NSN 5930-00-808-6544
NSN 5945-00-248-6798
NSN 5998-01-424-6462
NSN 4140-01-251-9355
NSN 6620-01-360-9680
NSN 5960-01-124-8336
NSN 6650-00-816-0517