Sterling Machine is part of the HORST Engineering Family of Companies. We are contract manufacturers of precision machined components for the aerospace industry. Core processes include Swiss screw machining, screw machining, turning, milling, centerless grinding, honing, EDM, and supply chain logistics. Core product families include sleeves, bushings, pins, fasteners, and many other custom components. The company specializes in engine components less than 8.00 inches (200mm) in diameter made from high temperature super-alloys and stainless steel. The company is AS9100 registered, Nadcap certified, and maintains operations in Lynn, Massachusetts.