The Tinnerman Palnut Locknut 1/2 Screw Size 5/16-24 is designed for secure fastening in various applications. This locknut features a unique 9-notch design that provides superior grip and prevents loosening under vibration. Made from high-quality zinc-coated material, it offers excellent corrosion resistance and durability. The 1/2 screw size and 5/16-24 thread make it compatible with a wide range of fasteners. Ideal for automotive and industrial applications, this locknut meets stringent quality standards, ensuring reliable performance. G L Huyett is known for its commitment to quality, making this locknut a dependable choice.