Key Auto Acc 0410523 3/8-16 Heavy Hex Nut Grade A Zinc Plated

The Key Auto Acc 0410523 is a heavy-duty hex nut designed for automotive and general mechanical applications. This 3/8-16 threaded fastener features Grade A construction with a zinc-plated finish for enhanced corrosion resistance and durability.

Key Features:

• 3/8-16 thread size for compatibility with standard bolts and studs
• Heavy hex design provides increased bearing surface and wrench engagement
• Grade A steel construction ensures reliable strength and performance
• Zinc plating protects against rust and corrosion in automotive environments
• Suitable for suspension, engine, chassis, and general automotive assembly applications

This heavy hex nut offers superior clamping force compared to standard hex nuts, making it ideal for high-stress applications where vibration resistance and secure fastening are critical.