S-91078A220 7/16"-20 Hex Nuts

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
• Superior fine thread engagement through UNF 7/16"-20 Class 2B threads, ensuring vibration-resistant, secure fastening connections
• Space-saving thin profile (1/4" height) ideal for applications with limited clearance while maintaining full functionality
• Reliable Grade 2 strength rating provides consistent performance for general purpose and medium-duty fastening requirements
• Optimized external hex drive allows for efficient installation with standard tools, reducing assembly time and labor costs
• Comprehensive regulatory compliance with RoHS 3 and REACH standards, ensuring environmental responsibility and global market acceptance
• Precision inch system compatibility with 11/16" width for seamless integration with existing equipment and standardized components

Professional Applications & Engineering Value

This 7/16"-20 UNF thin hex nut delivers exceptional engineering value through its specialized zinc-plated steel construction and Class 2B fine threads. The combination addresses critical industrial challenges including space constraints in compact assemblies and vibration-induced loosening in dynamic applications. The thin hex nut profile maintains structural integrity while reducing weight and material usage, making it ideal for automotive subassemblies, machinery frames, and electrical enclosures where clearance is limited. The right-hand thread direction and external hex drive ensure compatibility with standard installation tools and procedures, streamlining maintenance operations. The corrosion-resistant zinc plating provides essential protection against environmental factors, extending service intervals and reducing total cost of ownership for industrial equipment manufacturers and maintenance teams.

Specification Summary & Compliance

This fastener maintains Class 2B thread fit per UNF standards, ensuring precise dimensional accuracy and reliable thread engagement. Manufactured to Grade 2 strength classification with consistent 11/16" width and 1/4" height dimensions. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety standards for industrial components. The inch system measurement and UNF fine thread specification guarantee interoperability with existing equipment and standardized fastening systems.