The GN 478-B16-M6-MT with Mounting coupler is a mechanical component manufactured by Elesa & Ganter that has a diameter of 16mm, a width of 20mm, a height of 20mm, a length of 40mm, and is made of aluminium. It is designed for industrial applications and is used to connect and hold different parts together. The coupler has an M6 thread and is equipped with a single hex nut, two flat washers, and a spring washer. The mounting coupler allows for easy and secure mounting of various components, including pumps, motors, and other equipment. The component is highly corrosion-resistant, strong, and durable, making it suitable for a wide range of applications.