S-92501A030 5/16"-18 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through distorted top lock thread design that maintains clamp force in high-motion environments
• Enhanced corrosion protection with cadmium plating that extends service life in demanding industrial conditions
• Reliable mechanical performance meeting ASTM Grade C specifications for consistent strength and durability
• Easy installation and removal with standard external hex drive compatible with common wrench tools
• Secure thread engagement with Class 2B thread fit ensuring proper mating with male threaded components
• Optimized for coarse thread applications using 5/16"-18 UNC threads for quick assembly in various industrial settings
• Right-hand threading compatibility with standard rotation direction for intuitive installation procedures

Professional Applications & Engineering Value

This 5/16"-18 UNC locknut delivers critical vibration resistance where machinery stability is paramount. The cadmium-plated steel construction provides essential corrosion protection in industrial environments while maintaining ASTM Grade C mechanical properties. The distorted thread top lock mechanism creates consistent friction along the mating threads, preventing loosening under cyclic loading conditions common in automotive assemblies, construction equipment, and heavy machinery. The external hex drive profile allows for standard tool engagement, streamlining maintenance procedures while the coarse thread pitch enables rapid installation in production environments. These industrial locknuts solve critical fastening challenges where vibration-induced failure risks equipment performance and operator safety.

Specification Summary & Compliance

This locknut features 5/16"-18 UNC coarse threads with Class 2B thread fit for precise dimensional accuracy and reliable mating compatibility. The manufacturing complies with ASTM Grade C specifications for mechanical properties and performance standards. The distorted thread top lock design follows industry-accepted locking principles while the cadmium plating provides surface protection. Dimensions include 1/2" width across flats and 17/64" height for standardized installation requirements. The right-hand thread direction follows conventional fastening practices for intuitive application across various industrial sectors.