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 5998-01-449-4499
NSN 4140-01-188-5538
NSN 5855-00-879-7245
NSN 5999-00-112-0511
NSN 5915-01-083-6301
NSN 5915-01-534-8819
NSN 6320-01-220-2264
NSN 6685-00-581-2688
NSN 6650-01-358-5850
NSN 5935-00-857-4963
NSN 6105-01-417-3533
NSN 5930-00-913-6507