Welcome to MacLean-Fogg Component Solutions - Mundelein
MacLean-Fogg began in 1925 with one product, the No. 1 Railroad Locknut. The long, rich tradition of fasteners at MacLean-Fogg is centered at our Mundelein, IL facility. Here we manufacture over 500,000,000 internally threaded fasteners per year for Automotive, Heavy Duty and other Industrial Markets. We are TS16949 and ISO14001 Certified.
Please click around to learn more about us and our products. Of course, please feel free to contact us to discuss how one of our internally threaded fastener products could be a component solution for you.