Custom Seal Rings & Piston Rings for Challenging Applications
PFI Advanced Equipment Manufacturing, LLC (PFI/United Ring & Seal) is a precision manufacturer of metal seal rings and piston rings used in high-temperature and hostile, challenging operating environments. Applications include stationary gas turbines, jet engines, pump equipment, fluid ducting, specialized internal combustion engines, high-temperature, and high-pressure valves, as well as hydraulic and compressor applications. These exceptional products are used anywhere there is a need to seal gases or liquids in rotating, reciprocating, jointed, or stationary service.
As a professional piston ring supplier, we understand the importance of advanced and efficient manufacturing for your challenging applications. In operation since 1930, we have consistently provided our customers with only the highest level of quality standards. Whether you are seeking seal and piston rings for aircraft, aerospace, or industrial applications, United Ring & Seal has the resources to serve your unique requirements. For more information regarding our custom manufacturing of piston rings, contact us today.
With origins in the 1930s, PFI/United Ring & Seal has the experience needed to serve you right. We began by manufacturing piston rings for fighter planes during WWII and transitioned to high-temperature alloy rings in the 1990s. Contact us today to discover our excellent customer service as a premium piston ring supplier and we will promptly respond to all of your inquiries.