The 5/16UNF Lock Nut All-Metal Conical Toplock Z&Y from Qualfast is designed to provide exceptional reliability and security in fastening applications. This product range is engineered to ensure a secure fit, preventing loosening under vibration and dynamic loads. Crafted from high-quality materials, these lock nuts offer durability and resistance to wear, making them suitable for a variety of demanding environments. Ideal for both professional and DIY projects, they enhance the integrity of assemblies, ensuring long-lasting performance and peace of mind in your fastening solutions. Features: Thread Direction: Right Grade: 8 Material: Steel Surface Treatment: Zinc Plated Yellow Passivated Driving Features: Hexagon Thread Size: May-16 Thread: UNF Applications: - Ideal for securing machinery components in high-vibration environments. - Suitable for automotive applications, ensuring reliable fastening of critical parts.