JFK Rings GmbH - Your Partner for metallic Piston Rings.
We are manufacturer of rings in diameter from 8 trough to 1.000 mm.
Our range comprises internal and external tensioned rings, all joint types and ring styles manufactured from different materials like cast iron and alloyed cast iron, bronzes and steel as well as high-temperature resistant alloys.
These rings are produced to both national and international standards (DIN 34110; DIN 24910), to your drawings and samples. JFK Rings is certified acc. to
DIN EN ISO 9001-2008 and ISO 14001-2015. Complementing this certification we have been audited by numerous customers acc. to their company standards and we are approved as supplier for high classified and sensitive products.