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 5910-00-133-5353
NSN 6150-00-267-9982
NSN 5835-01-063-6284
NSN 5990-01-222-8570
NSN 5999-00-899-3285
NSN 5915-00-518-1644
NSN 6650-00-264-0664
NSN 5855-01-297-7847
NSN 6220-01-018-6660
NSN 6135-00-122-2420
NSN 5950-00-764-0577
NSN 6145-00-178-8830