Nuclead Manufacturing Co., Inc. is a Massachusetts-based manufacturer specializing in lead products, radiation shielding, precision machining, and custom metal fabrication. With company roots dating back to the early 20th century, Nuclead has evolved from a traditional lead-products supplier into an advanced manufacturing partner serving nuclear, medical, aerospace, defense, construction, industrial, government, marine, and research markets. The company produces lead sheet, plate, foil, bricks, blocks, shielding assemblies, doors, windows, castings, weights, ballast, pipes, rods, and custom lead components. Its value-added manufacturing capabilities include CNC and 3D machining, lead welding, stamping, cutting, molding, alloy pouring, lamination, and complete assembly. Nuclead also works with specialty metals, exotic alloys, and high-performance materials. Its quality system is ISO 9001:2015 and AS9100D certified, supporting precision applications that require tight tolerances, traceability, and consistent quality. With extensive inventory, engineering expertise, modern machining capabilities, and custom fabrication services, Nuclead provides complete shielding and precision metal solutions tailored to demanding customer specifications.