S-92673A137 1/2"-13 ASTM F594 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh environments and extending service life
• Reliable thread engagement with Class 2B fit, ensuring consistent clamping force and reducing the risk of loosening under vibration
• Broad industry compatibility through UNC coarse threading, facilitating faster assembly and disassembly in general-purpose applications
• Certified mechanical performance per ASTM F594, guaranteeing material quality and dimensional consistency for structural integrity
• Enhanced user safety and environmental compliance by meeting RoHS 3 and REACH standards, free from hazardous substances
• Optimized wrenching surface with a standard external hex profile and 3/4" width, providing secure tool grip and efficient torque application
• Robust design for demanding loads with a 7/16" height, offering a solid thread contact area for high-strength fastening requirements

Professional Applications & Engineering Value

This 1/2"-13 UNC hex nut in 18-8 stainless steel is engineered to address common industrial challenges such as corrosion-induced failure and thread stripping. Its coarse thread design resists cross-threading and allows for quick installation in machinery, construction, and marine equipment, where exposure to moisture and chemicals is frequent. The ASTM F594 certification ensures the nut meets rigorous standards for stainless steel fasteners, providing predictable performance in high-vibration environments. The external hex drive and standard profile enable easy access with common tools, reducing assembly time and maintenance costs. By combining material durability with precise Class 2B thread fit, this nut delivers long-term reliability, minimizing downtime and replacement needs in critical applications.

Specification Summary & Compliance

This hex nut adheres to UNC coarse thread standards with a size of 1/2"-13 and a Class 2B thread fit for consistent dimensional accuracy. Manufactured in compliance with ASTM F594 specifications for stainless steel nuts, it ensures material and mechanical integrity. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, confirming the absence of restricted substances. Dimensions include a width of 3/4" and height of 7/16", supporting reliable performance in industrial fastening systems.