S-94855A278 3/8"-16 Square Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance from zinc-plated steel construction, extending service life in harsh industrial environments
• Reliable coarse thread engagement with UNC 3/8"-16 threading for faster assembly and reduced cross-threading risk
• Precision Class 2B thread fit ensuring consistent performance and secure fastening in demanding applications
• External square drive design providing excellent tool grip and torque transmission during installation
• Compact 5/8" width profile enabling installation in confined spaces while maintaining high strength
• Full regulatory compliance with RoHS 3 and REACH standards for environmentally responsible manufacturing
• Right-hand thread orientation offering standard installation compatibility across industrial equipment

Professional Applications & Engineering Value

This heavy-duty square nut delivers exceptional engineering value through its zinc-plated steel construction and UNC coarse thread design. The combination addresses critical industrial challenges including vibration resistance, corrosion protection, and rapid assembly requirements. The external square drive enables secure wrenching in high-torque applications common in construction equipment, machinery frames, and automotive assemblies. The Class 2B thread fit maintains dimensional accuracy across production runs, ensuring consistent performance in structural connections and mechanical systems where reliability is paramount. This industrial fastener solves common issues of galvanic corrosion and thread stripping while meeting stringent environmental compliance standards.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2B thread fit tolerance for optimal engagement with mating components. The UNC 3/8"-16 coarse thread follows standardized threading specifications for compatibility with industry-standard bolts. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmentally responsible manufacturing and material composition. The square nut configuration provides four wrenching surfaces for secure installation in various industrial applications.