The U.S. SEAL MFG. product line represents 95% of the replacement seal market. We offer a wide selection of head types and mating ring designs and stock thousands of seals in differing materials of construction including, Buna Elastomers and for ozone/salt service, Viton Elastomers. Our mechanical seals promise long life, reduce maintenance, and provide automatic self-adjustment. Made from the highest quality materials, the U.S. SEAL MFG. product line meets or exceeds most OEM specifications.