The LOCK NUT NYLON UNF ZINC 7/8"-14 GR 8 is engineered for reliable performance in high-stress environments. Made from high-strength Grade 8 steel with a corrosion-resistant zinc finish, this nut features a nylon insert that prevents loosening under vibration. Ideal for use in automotive and industrial machinery, it ensures a secure fit in various assembly applications. With its 7/8"-14 thread size, this lock nut is compatible with standard UNF fasteners, making it a versatile addition to your inventory.