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 6685-01-525-1314
NSN 5945-00-563-1653
NSN 5920-01-227-1877
NSN 5960-01-389-9941
NSN 6620-01-232-0680
NSN 6240-01-374-9367
NSN 6320-01-255-2096
NSN 6610-01-540-8521
NSN 4140-00-279-3148
NSN 6130-01-078-5643
NSN 6240-01-263-8190
NSN 6240-01-136-2604