S-90499A041 1 1/2"-6 Hex Nuts

Key Features & Benefits at a Glance

• Superior load-bearing capacity with Grade 8 strength rating, ensuring reliable performance in high-stress industrial applications.
• Enhanced durability and corrosion resistance from high-quality steel construction, extending service life in demanding environments.
• Easy and quick installation with coarse UNC threads and Class 2B fit, reducing assembly time and improving efficiency.
• Secure fastening under vibration due to the right-hand thread design and standard external hex drive, preventing loosening in dynamic conditions.
• Compliance with environmental regulations through RoHS 3 and REACH compliance, ensuring safe use in regulated industries.
• Wide compatibility with inch-system components and 2 1/4" width, facilitating integration into existing assemblies.
• Consistent dimensional accuracy from standardized manufacturing, providing reliable fit and reducing installation errors.

Professional Applications & Engineering Value

This Grade 8 steel hex nut is engineered to address critical challenges in heavy-duty industrial settings, where fastener failure can lead to costly downtime or safety hazards. The coarse UNC thread design ensures rapid assembly and disassembly, even in high-vibration environments like machinery, construction equipment, and transportation systems. Made from robust steel material, it resists deformation under extreme loads, while the Class 2B thread fit offers optimal clearance for smooth engagement without compromising strength. Its external hex drive allows for high-torque application using standard tools, making it ideal for structural connections, automotive assemblies, and industrial machinery requiring dependable, long-lasting fastening solutions that meet rigorous performance standards.

Specification Summary & Compliance

This hex nut adheres to UNC coarse thread standards with a precise Class 2B thread fit for consistent dimensional accuracy. It conforms to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental safety. Manufactured to Grade 8 strength specifications, it meets industry requirements for heavy-duty applications, with a thread size of 1 1/2"-6, width of 2 1/4", and height of 1 9/32".