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 6240-01-131-8078
NSN 6105-01-445-4574
NSN 4140-00-959-4255
NSN 4140-01-406-3292
NSN 5835-01-203-8295
NSN 5855-01-130-1501
NSN 5930-01-427-9851
NSN 5905-01-634-0595
NSN 6105-00-369-6062
NSN 5945-00-477-9634
NSN 6240-01-180-3720
NSN 5895-01-497-7856