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 6685-00-178-9575
NSN 5960-00-993-1857
NSN 6145-01-082-3928
NSN 6685-01-090-1203
NSN 5945-01-036-1962
NSN 6620-00-018-2196
NSN 6110-00-121-0975
NSN 5915-00-514-2098
NSN 5895-01-590-3840
NSN 5996-00-795-7001
NSN 6650-01-145-5173
NSN 5835-00-226-7825