The LOCK NUT NYLON UNF ZINC 1/2"-20 GR 8 is engineered for reliable performance in demanding environments. Constructed from high-strength Grade 8 steel and coated with zinc for corrosion resistance, this nut features a nylon insert that prevents loosening under vibration. It is suitable for use in automotive and industrial applications where secure fastening is critical. The 1/2"-20 UNF thread size ensures compatibility with a wide range of bolts, making it a versatile choice for your fastening needs.