S-92620A716 1/2"-13 x 1 1/2" ASME B18.2.1, SAE J429 High-Strength Grade 8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 150,000 PSI ensures reliable performance in high-stress industrial applications, reducing the risk of fastener failure.
• Superior corrosion resistance from Zinc Yellow-Chromate plating extends service life in harsh environments, minimizing maintenance and replacement costs.
• High hardness rating (Rockwell C33) provides excellent wear resistance and durability under heavy loads and vibration.
• Coarse UNC threads with Class 2A fit enable quick and easy installation while maintaining secure fastening in various materials.
• Fully threaded design offers consistent grip and clamping force along the entire length, enhancing joint integrity.
• External hex drive allows for high-torque application with standard tools, speeding up assembly and disassembly processes.
• Compliance with ASME B18.2.1, RoHS 3, and REACH ensures adherence to industry standards and environmental regulations, supporting global supply chain requirements.

Professional Applications & Engineering Value

These Grade 8 hex head screws are engineered to address critical challenges in heavy-duty industrial settings, such as construction machinery, automotive assemblies, and structural frameworks. The steel material combined with a Zinc Yellow-Chromate finish provides robust protection against corrosion, essential for outdoor or chemically exposed environments. The coarse UNC thread and Class 2A thread fit ensure reliable engagement in coarse-grained materials, reducing cross-threading risks and improving installation efficiency. With a 1/2"-13 thread size and fully threaded design, these screws deliver uniform stress distribution, preventing loosening under dynamic loads and enhancing the longevity of connected components in demanding applications.

Specification Summary & Compliance

This product features precise Class 2A thread fit and adheres to UNC coarse thread standards with a thread size of 1/2"-13. Manufacturing complies with ASME B18.2.1 and SAE J429 specifications, ensuring dimensional accuracy and performance reliability. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting safe and sustainable use in global markets.