S-94895A859 1 1/4"-7 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional strength and reliability with Grade 8 classification, ensuring high tensile strength for demanding industrial applications
• Superior corrosion resistance provided by zinc yellow-chromate plating, extending service life in harsh environments
• Easy installation and removal with standard external hex drive design, compatible with common wrenches
• Secure and precise thread engagement due to Class 2B thread fit, reducing the risk of cross-threading and loosening
• Optimal load distribution from the coarse UNC thread profile, enhancing grip and vibration resistance
• Heavy-duty construction with 1 7/8" width and 1 1/16" height, providing robust performance under high stress
• Wide compatibility with inch system components, making it ideal for various machinery and equipment assemblies

Professional Applications & Engineering Value

This Grade 8 hex nut is engineered to address critical challenges in heavy machinery, construction, and automotive sectors where vibration resistance and long-term durability are paramount. The zinc yellow-chromate-plated steel construction offers excellent protection against rust and corrosion, significantly reducing maintenance costs and downtime in corrosive environments. Its 1 1/4"-7 UNC coarse threads and Class 2B fit ensure quick assembly and reliable performance under dynamic loads, preventing joint failure. Ideal for structural bolting, equipment frames, and high-torque applications, this nut delivers consistent clamping force and enhances the safety and longevity of industrial assemblies.

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 ASME and related specifications, ensuring high performance in heavy-duty use. The product is manufactured in compliance with RoHS and REACH environmental directives, supporting safe and sustainable industrial practices.