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 5915-00-839-0031
NSN 6105-01-500-0891
NSN 6130-01-448-8713
NSN 5985-00-471-9703
NSN 5950-00-529-0264
NSN 6110-01-290-2979
NSN 5999-01-370-1821
NSN 5925-01-300-1522
NSN 6620-00-261-5396
NSN 6135-01-386-5709
NSN 5960-00-671-4034
NSN 5975-01-098-9735