The HEX NUT UNC ZINC 5/8"-11 GR 5 is a high-quality finished hex nut designed for compatibility with grade 5 bolts. Constructed from low carbon steel, this nut features a zinc coating that enhances its resistance to corrosion and wear. With a proof load of 120, it is suitable for a variety of industrial and automotive applications, ensuring reliable performance in demanding environments. Ideal for securing components in machinery, equipment, and structural assemblies.