Profile: Freudenberg-NOK manufactures elastomeric seals and custom molded products. Our product line includes O-rings, bonded piston seals, brakes, fluid power products and radial shaft seals. Our radial shaft seals include track roller, high pressure, aerospace, valve stem and wheel end seals. We serve aerospace, aftermarket, fluid power, oil & gas, marine, healthcare/medical, off-highway equipment, recreational, industrial, chemical processing and semiconductor markets. We work with materials such as fluorocarbon, silicone, nitrile, polyacrylate and hydrogenated nitrile.