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 4140-01-052-1378
NSN 5950-01-310-8811
NSN 5895-01-428-6786
NSN 5999-01-313-0870
NSN 6135-00-078-9931
NSN 5920-01-046-1062
NSN 5945-01-036-1962
NSN 5895-01-449-8701
NSN 5945-00-690-3460
NSN 5945-00-490-7992
NSN 5835-00-516-8675
NSN 6685-01-101-0261