The Snap Retaining Ring External 1-9/16 is crafted from high-quality spring steel with a phosphate finish, ensuring durability and resistance to wear. This retaining ring is designed for use in various mechanical assemblies, providing secure retention of components in shafts and housings. With a diameter of 1-9/16 inches, it fits snugly into designated grooves, preventing movement and ensuring stability. The phosphate coating enhances corrosion resistance, making it suitable for both indoor and outdoor applications. This retaining ring is essential for maintaining the integrity of mechanical systems in automotive, industrial, and machinery applications.