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 5999-01-399-8726
NSN 5920-01-497-9528
NSN 5965-01-399-8454
NSN 6320-00-456-0836
NSN 6650-00-160-4288
NSN 6650-01-073-1564
NSN 6650-01-419-5954
NSN 5855-00-051-2792
NSN 5998-00-719-2661
NSN 6650-00-217-6292
NSN 5920-01-531-9863
NSN 5915-01-008-0277