[100 PKG] Hex Lock Nuts Nylon Inserts Steel Zinc 5/16-18

Hex Lock Nuts Nylon Inserts Steel Zinc 5/16-18 combine a hex nut body with a molded nylon insert to deliver a reliable, vibration-resistant fastening solution. The steel core is zinc-plated for corrosion resistance, while the nylon insert creates a self-locking action that helps prevent loosening under dynamic loads. The 5/16-18 thread is a common size for many machines and assemblies.

Key Benefits

• Self-locking action: Nylon insert bites into threads to resist vibration and prevent loosening.
• Corrosion resistance: Zinc-plated steel stands up to moisture and outdoor use.
• Reliable fastener: Designed for secure, dependable performance in a variety of environments.
• Thread size: 5/16-18
• Head style: Hex lock nut for easy wrench compatibility and a flush, secure fit.

Applications

Ideal for automotive, industrial machinery, equipment, and outdoor structures where vibration can cause standard nuts to back off. Use these nylon-insert hex lock nuts to maintain clamp load and extend service life in challenging environments.

Installation Tips

Ensure compatible bolt diameters and clean threads before installation. Tighten to the recommended torque for your application to maximize the locking action provided by the nylon insert.