S-92501A460 7/8"-14 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through top lock distorted thread design that maintains clamping force under extreme conditions
• Enhanced corrosion protection with cadmium-plated steel construction for extended service life in harsh environments
• Reliable thread engagement with Class 2B thread fit ensuring consistent performance and easy assembly
• High-strength performance meeting ASTM Grade C specifications for demanding industrial applications
• Secure locking action through distorted thread technology that eliminates the need for additional locking devices
• Standard hex profile with 1 5/16" width for compatibility with common tools and efficient installation
• Fine thread configuration (14 TPI) providing better tension control and improved resistance to loosening

Professional Applications & Engineering Value

This 7/8"-14 UNF locknut delivers exceptional engineering value through its top lock distorted thread technology, specifically designed to combat vibration-induced loosening in heavy machinery, automotive assemblies, and industrial equipment. The cadmium-plated steel construction provides superior corrosion resistance while maintaining the mechanical strength required for high-stress applications. With its fine thread spacing and Class 2B thread fit, this locknut ensures precise engagement and consistent clamping force, eliminating the need for secondary locking mechanisms. The external hex drive style allows for efficient installation using standard tools, reducing assembly time and labor costs while providing reliable, long-term performance in vibration-prone environments where fastener integrity is critical.

Specification Summary & Compliance

This locknut features 7/8"-14 UNF fine threads with Class 2B thread fit tolerance for precise engagement and complies with ASTM Grade C strength requirements. The right-hand thread direction and standard hex profile (1 5/16" width, 3/4" height) ensure compatibility with industry standards. Manufacturing follows established industrial specifications for distorted thread locking nuts, providing reliable performance without additional compliance markings. The cadmium-plated finish offers environmental protection while meeting industrial application requirements for corrosion resistance and durability.