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 6620-00-253-6329
NSN 5965-00-396-3411
NSN 5915-01-139-5441
NSN 6320-01-412-2973
NSN 5905-01-398-0255
NSN 6610-01-117-7130
NSN 4140-01-141-4473
NSN 5935-01-521-3524
NSN 6320-00-242-3300
NSN 5920-01-578-6279
NSN 5998-00-173-4832
NSN 5915-01-524-5355