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 4140-00-724-2638
NSN 6320-01-318-6518
NSN 5905-00-021-9300
NSN 5999-01-173-6390
NSN 5925-00-334-0044
NSN 6150-00-968-6188
NSN 5990-00-465-4903
NSN 5920-01-023-6818
NSN 6150-01-634-0575
NSN 5925-00-025-6005
NSN 6320-00-823-2015
NSN 6620-00-800-1285