S-94895A042 1 3/8"-6 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional strength and reliability with Grade 8 certification, ensuring high load-bearing capacity for demanding industrial applications.
• Superior corrosion resistance provided by zinc yellow-chromate plating, extending service life in harsh or outdoor environments.
• Easy installation and removal thanks to the standard external hex drive design, compatible with common wrenches for efficient assembly.
• Precise thread engagement with Class 2B fit and coarse UNC threads, reducing cross-threading risks and ensuring secure fastening.
• Durable construction from high-quality steel, offering long-term performance under heavy-duty mechanical stress.
• Wide compatibility with inch-system components and right-hand thread direction, ideal for various machinery and equipment.
• Optimized size and profile (2 1/16" width, 1 11/64" height) for straightforward handling and space-efficient designs.

Professional Applications & Engineering Value

This Grade 8 heavy-duty hex nut is engineered to address critical challenges in industrial settings, such as vibration-induced loosening and environmental degradation. Made from zinc yellow-chromate-plated steel, it combats rust and corrosion, making it suitable for outdoor machinery, construction equipment, and automotive assemblies. The coarse UNC thread and Class 2B thread fit ensure quick, reliable fastening with minimal effort, reducing assembly time while maintaining integrity under high-stress conditions. Its external hex drive allows for easy torque application, enhancing productivity in maintenance and manufacturing workflows. Ideal for securing structural components, this nut delivers consistent performance, minimizing downtime and repair costs in demanding applications.

Specification Summary & Compliance

This hex nut adheres to UNC coarse thread standards with a Class 2B thread fit for precise dimensional accuracy. It meets Grade 8 strength requirements under relevant industrial specifications, such as ASME, and is manufactured from materials compliant with RoHS and REACH directives. The zinc yellow-chromate plating provides additional corrosion protection, ensuring reliability in diverse operational environments.