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 5990-00-586-6435
NSN 5999-01-142-7151
NSN 5930-01-192-5198
NSN 6650-01-630-2223
NSN 5930-01-470-3633
NSN 5910-00-984-7179
NSN 6145-01-339-2420
NSN 6130-01-415-0944
NSN 5998-01-359-7547
NSN 5945-00-994-4602
NSN 5930-01-377-3635
NSN 5930-00-892-7503