Imperial Supplies 5/8"-18 Nylon Insert Lock Nut, Grade 8, Zinc Yellow, 25 PK Part No: 42320

The Nylon Insert Lock Nut 5/8"-18 (25 PK) by Imperial Supplies is designed for heavy-duty applications in trucks, machinery, and industrial equipment. Made from high-quality Grade 8 steel, these nuts offer superior strength and durability, even in high-stress environments. The zinc yellow coating provides excellent corrosion resistance, while the nylon insert ensures a secure, vibration-resistant fit, preventing loosening over time. These lock nuts are ideal for securing fasteners in demanding environments, offering reliability and longevity for professional use.