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 5975-01-450-3753
NSN 5920-01-363-9397
NSN 5925-01-336-1928
NSN 5996-00-185-1372
NSN 4140-01-481-7738
NSN 5835-00-451-2982
NSN 5915-01-601-9713
NSN 5895-01-057-0061
NSN 6220-01-196-0332
NSN 5855-00-560-0110
NSN 6620-01-414-4578
NSN 5920-01-256-0287