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 5999-01-358-1031
NSN 5895-01-424-5913
NSN 5990-01-136-4068
NSN 5835-00-422-1441
NSN 6650-01-298-4138
NSN 6620-00-510-5162
NSN 6620-00-956-2605
NSN 5998-00-921-6568
NSN 5895-00-456-0830
NSN 5999-01-634-0576
NSN 6110-01-581-6531
NSN 5925-01-647-1651