This high-quality nut from Miller Electric is designed specifically for welding and gas applications, ensuring durability and reliability in your welding machine repairs. With a diameter of 0.41 inches and a height of 0.50 inches, this steel black screw is built to withstand the rigors of industrial use while providing a secure fit. Proudly made in the United States, it meets the stringent standards required for welding and gas essentials, making it an essential component for maintaining the performance of your equipment.