The Schmitt & Ongaro Marine 12mm Center Nut, part number 702NUT, is a stainless steel fastening component designed for specific marine steering applications. This center nut is engineered to secure 7XX Series Steering Wheels onto Uflex Helms. Its stainless steel construction offers resistance to corrosion, which is essential in marine environments, contributing to the longevity and reliability of the steering mechanism.