1 3/8"-6 Nylon Insert Locknut, Coarse, Grade C Medium Carbon Steel, Carbon Phosphate & Oil Finish

# Fasteners - Nylon Insert Locknut The **1 3/8"-6 Nylon Insert Locknut** from MROSupply Fasteners is a high-performance fastening solution designed for secure and reliable assembly in various industrial applications. Constructed from medium carbon steel and finished with a carbon phosphate and oil coating, this locknut is engineered to withstand demanding operational environments while ensuring optimal locking performance. ## Key Features • **Size:** 1 3/8" diameter with a coarse thread pitch of 6 • **Material:** Grade C medium carbon steel for enhanced strength and durability • **Finish:** Carbon phosphate and oil finish providing corrosion resistance and improved grip • **Design:** Nylon insert ensures a secure fit and prevents loosening due to vibration • **Standard Compliance:** Meets industry standards for locknuts, ensuring reliability and safety ## Applications • **Industrial Machinery:** Ideal for securing components in heavy machinery and equipment • **Automotive Assembly:** Suitable for use in automotive applications where vibration resistance is critical • **Construction and Engineering:** Perfect for fastening structural connections in construction projects • **Maintenance and Repair Operations:** Essential for routine maintenance tasks requiring strong, dependable locking mechanisms ## Benefits • **Enhanced Security:** The nylon insert provides additional friction, preventing accidental loosening • **Durability:** Medium carbon steel construction ensures long-lasting performance under stress • **Corrosion Resistance:** Carbon phosphate finish protects against environmental factors, prolonging the lifespan of the nut • **Versatile Use:** Suitable for a wide range of applications across various industries, making it a practical choice for MRO needs --- *Product information compiled with AI assistance for reference purposes.*