S-93839A030 5/16"-18 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional strength and reliability with Grade 8 classification, ensuring secure fastening in high-stress industrial environments
• Superior corrosion resistance provided by zinc yellow-chromate plating, extending service life in harsh conditions
• Space-saving thin profile design allows for installation in tight spaces where standard nuts won't fit
• Precision UNC coarse threading with Class 2B fit enables quick assembly and reliable engagement with mating components
• Standardized external hex drive ensures compatibility with common wrenches and sockets for efficient installation
• Rigorous quality assurance through compliance with ASME B18.2.2 specifications for consistent performance
• Right-hand thread orientation provides familiar installation for standard applications across various industries

Professional Applications & Engineering Value

This Grade 8 thin hex nut delivers exceptional engineering value through its zinc yellow-chromate-plated steel construction, which combats corrosion in demanding environments while maintaining high tensile strength. The 5/16"-18 UNC coarse thread configuration with Class 2B fit ensures rapid assembly without compromising joint integrity, making it ideal for production lines where efficiency is critical. The thin hex profile solves space constraints in compact assemblies while the external hex drive maintains tool accessibility. These industrial fasteners are engineered for heavy machinery, automotive systems, structural frameworks, and equipment manufacturing where vibration resistance and long-term reliability are paramount. The combination of inch system compatibility and ASME B18.2.2 compliance guarantees interchangeability and performance consistency across applications.

Specification Summary & Compliance

This hex nut features precise 5/16"-18 UNC coarse threads with Class 2B thread fit tolerance for optimal engagement. Manufacturing follows ASME B18.2.2 specifications ensuring dimensional accuracy and performance reliability. The fastener meets Grade 8 strength requirements with dimensions of 1/2" width and 3/16" height. The zinc yellow-chromate plating provides corrosion protection while maintaining compliance with industry standards for heavy-duty industrial fasteners.