S-93591A400 7/16"-14 Locknuts

Key Features & Benefits at a Glance

• Maximum vibration resistance through top lock distorted thread design that maintains secure fastening under extreme conditions
• Exceptional strength and durability with Grade 9 steel construction for heavy-duty industrial applications
• Superior corrosion protection provided by cadmium plating, extending service life in harsh environments
• Reliable coarse thread engagement with UNC 7/16"-14 threading for quick installation and secure holding power
• Precise Class 2B thread fit ensuring consistent performance and compatibility with standard mating components
• Standard external hex drive allowing for easy installation using common wrench tools
• Right-hand threading providing conventional installation direction familiar to maintenance personnel

Professional Applications & Engineering Value

This Grade 9 heavy-duty locknut with distorted thread technology addresses critical vibration-induced loosening challenges in demanding industrial and automotive environments. The cadmium-plated steel construction provides essential corrosion resistance while maintaining the high tensile strength required for heavy machinery, equipment frames, and structural applications. The top lock distorted thread design creates consistent interference along the mating thread, eliminating the need for secondary locking devices and reducing assembly time. Engineered with UNC coarse threads and Class 2B fit, this external hex locknut delivers reliable performance in high-vibration scenarios where fastener failure is not an option, making it ideal for construction equipment, automotive suspensions, and industrial machinery where safety and reliability are paramount.

Specification Summary & Compliance

This heavy-duty locknut features precise 7/16"-14 UNC coarse threads with Class 2B thread fit for consistent mating performance. The nut measures 11/16" in width and 29/64" in height, conforming to standard dimensional requirements. Manufactured from Grade 9 steel with cadmium plating for corrosion protection, this component meets industry standards for heavy-duty fastening applications. The distorted thread locking mechanism provides reliable vibration resistance without compromising thread integrity, ensuring long-term performance in demanding environments.