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 5910-01-274-5169
NSN 5990-01-316-9477
NSN 6220-00-484-1017
NSN 6130-00-678-2613
NSN 5915-01-376-7687
NSN 6320-00-857-4073
NSN 6650-01-396-5352
NSN 5998-00-553-9535
NSN 5990-00-373-9787
NSN 5945-00-253-8132
NSN 5920-00-189-0858
NSN 6135-00-168-9352