National Bronze Mfg. is a leading manufacturer and supplier of bronze based products. Since 1911 National Bronze Mfg. has been one the largest manufacturers of bronze bushings, bearings, and other industrial components. National Bronze Mfg. is also a full metal service center supplying bronze, brass, and copper bar stock to manufacturers worldwide. With an expertise in copper alloy based product National Bronze Mfg. services customers in a wide variety of industries.