S-94895A857 1 1/8"-7 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional tensile strength with Grade 8 classification ensures reliable performance in high-stress industrial applications
• Superior corrosion resistance from zinc yellow-chromate plating protects against rust and extends service life in harsh environments
• Optimized assembly efficiency through external hex drive design allows for quick installation with standard tools
• Secure thread engagement with Class 2B thread fit provides consistent clamping force and vibration resistance
• Enhanced durability from coarse UNC threads maintains integrity under heavy loads and repeated use
• Wide compatibility with inch system components makes it ideal for maintenance and replacement in existing equipment
• Standard hex profile ensures easy handling and compatibility with common wrench sizes

Professional Applications & Engineering Value

This Grade 8 zinc yellow-chromate-plated steel hex nut delivers critical engineering advantages for demanding industrial applications. The 1 1/8"-7 UNC coarse thread configuration provides excellent resistance to vibration loosening in heavy machinery, construction equipment, and structural assemblies. The zinc yellow-chromate plating creates a protective barrier against moisture, chemicals, and environmental exposure, significantly extending service life in outdoor or corrosive environments. With its external hex drive and standard profile, maintenance teams can achieve rapid installation and removal using conventional tools, reducing downtime in manufacturing, automotive, and infrastructure projects. The combination of high tensile strength and corrosion resistance makes this fastener ideal for critical joints where reliability and longevity are paramount.

Specification Summary & Compliance

This heavy-duty hex nut features precise Class 2B thread fit according to UNC standards, ensuring consistent engagement with mating components. Manufactured to Grade 8 strength requirements with a width of 1 11/16" and height of 31/32", the nut complies with industry standards for dimensional accuracy and mechanical properties. The zinc yellow-chromate plating meets corrosion protection specifications while maintaining RoHS and REACH compliance for environmental safety.