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 5925-00-880-3294
NSN 5999-01-274-5257
NSN 6620-01-532-4147
NSN 6240-00-105-8380
NSN 6130-00-117-6232
NSN 5930-00-250-4260
NSN 5960-01-039-0093
NSN 4140-01-134-9838
NSN 5999-01-660-2806
NSN 5920-00-753-5113
NSN 5835-01-485-0210
NSN 5835-01-303-6563