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 5855-01-351-2541
NSN 6145-01-512-8688
NSN 4140-00-189-0235
NSN 5990-00-518-0684
NSN 5996-01-571-5252
NSN 4140-00-820-1173
NSN 5855-00-127-5559
NSN 5855-01-199-2046
NSN 5990-00-357-8103
NSN 6135-00-891-4944
NSN 6105-01-658-8011
NSN 5999-00-493-9471