S-93827A301 2"-4 1/2 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Grade 8 strength classification, ensuring reliable performance in high-stress industrial environments
• Superior corrosion protection through zinc-flake coating, extending service life in harsh operating conditions
• Optimized thread engagement with Class 2B thread fit, providing secure fastening and vibration resistance
• Easy installation and removal with standard external hex profile and 3" width, compatible with common wrench tools
• Enhanced durability from coarse UNC thread design, resisting wear and cross-threading during repeated use
• Regulatory compliance assurance meeting RoHS 3 and REACH standards, suitable for global industrial applications
• Right-hand thread direction for standard assembly procedures, reducing installation errors

Professional Applications & Engineering Value

Engineered for heavy-duty industrial applications, this Grade 8 hex nut delivers critical performance where fastener failure is not an option. The zinc-flake-coated steel construction provides superior corrosion resistance compared to standard plating, making it ideal for outdoor equipment, structural steel connections, and machinery exposed to moisture or chemicals. The 2"-4 1/2 UNC coarse thread design ensures rapid assembly and disassembly while maintaining grip strength, significantly reducing installation time in production environments. With its Class 2B thread fit, this fastener eliminates play and minimizes vibration-induced loosening in dynamic load applications such as construction equipment, transportation systems, and industrial machinery. The combination of high-strength material and advanced coating technology addresses common challenges of bolt fatigue and environmental degradation in demanding operational conditions.

Specification Summary & Compliance

This heavy-duty hex nut features precise Class 2B thread fit per UNC standards with coarse thread spacing for optimal performance. Manufacturing complies with Grade 8 strength requirements (approximately 150,000 psi minimum tensile strength) and dimensional specifications for standard hex nut profile. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications worldwide. Dimensions include 3" width across flats and 1 23/32" height for standardized tool compatibility.