S-91849A625 3/8"-16 Hex Nuts

Key Features & Benefits at a Glance

• Enhanced torque resistance from the extra wide hex profile for secure fastening in high-vibration applications
• Superior corrosion resistance provided by 18-8 stainless steel construction, ensuring longevity in harsh environments
• Quick assembly efficiency with coarse UNC threading that reduces cross-threading risks and installation time
• Precise thread engagement through Class 2B thread fit for reliable, consistent performance in industrial settings
• Durable external hex drive design that withstands repeated wrenching without stripping or deformation
• Environmental compliance assurance with RoHS 3 and REACH regulations for safe use across global markets
• Heavy-duty load capacity from robust 23/64" height and 11/16" width dimensions for demanding mechanical applications

Professional Applications & Engineering Value

This 3/8"-16 UNC extra wide hex nut delivers critical engineering solutions where vibration resistance and corrosion protection are paramount. The 18-8 stainless steel composition prevents rust and chemical degradation in marine, chemical processing, and outdoor applications, while the coarse thread spacing ensures rapid installation in production environments. The external hex drive accommodates standard tools for maintenance accessibility, and the Class 2B thread fit maintains consistent clamping force in machinery, structural assemblies, and transportation equipment. Its extra wide profile distributes load stress effectively, preventing joint failure in heavy-duty industrial fastening systems.

Specification Summary & Compliance

Manufactured to UNC coarse thread standards with Class 2B thread fit tolerances for precise engagement. Dimensions include 3/8"-16 thread size, 11/16" width across flats, and 23/64" height. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial hardware applications worldwide.