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 5920-00-555-1877
NSN 6220-01-160-1738
NSN 5960-01-313-0681
NSN 5965-01-148-4979
NSN 5990-01-209-3955
NSN 5999-00-141-0291
NSN 6150-01-531-6552
NSN 6620-00-500-0041
NSN 5999-00-865-1533
NSN 5920-00-981-5803
NSN 6320-00-937-5625
NSN 5895-00-125-5465