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 5999-00-975-1234
NSN 2925-00-907-2709
NSN 5835-01-251-7301
NSN 4140-01-395-3912
NSN 5998-01-304-9637
NSN 5975-01-357-9478
NSN 5925-01-416-3229
NSN 5915-01-339-9095
NSN 2925-01-629-9416
NSN 6620-00-456-0404
NSN 6220-00-231-4934
NSN 6130-01-257-4098