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 5905-01-240-5858
NSN 5996-01-655-6759
NSN 5930-00-989-8406
NSN 5905-01-514-8688
NSN 6135-01-336-3115
NSN 6685-01-481-2189
NSN 5915-01-509-1941
NSN 6240-01-200-7937
NSN 5990-00-513-5328
NSN 5895-01-294-3886
NSN 6135-00-209-6918
NSN 5895-00-203-2379