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 6620-01-514-7786
NSN 5915-01-301-5809
NSN 5996-01-029-8011
NSN 5915-00-943-4919
NSN 5895-01-249-3237
NSN 5925-01-328-1287
NSN 5975-00-857-9127
NSN 2925-01-507-9708
NSN 5999-01-468-5079
NSN 6150-00-702-9009
NSN 5975-00-383-7679
NSN 6650-01-433-1911