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 4140-00-236-3239
NSN 5835-01-386-4027
NSN 6650-01-428-9958
NSN 7035-00-946-2642
NSN 5905-01-388-7196
NSN 5935-00-191-1978
NSN 5930-01-346-2736
NSN 5996-01-388-4412
NSN 5920-00-917-6824
NSN 5855-01-449-8685
NSN 6130-01-083-3950
NSN 6105-01-167-9229