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 5990-00-162-7273
NSN 5895-00-892-7672
NSN 5999-00-630-2444
NSN 5998-00-618-0049
NSN 5945-01-128-3826
NSN 6620-01-090-3803
NSN 5965-01-465-4370
NSN 5915-00-523-1968
NSN 6320-01-495-0512
NSN 4140-00-113-8215
NSN 5920-01-190-9441
NSN 4140-00-277-4184