S-92865A879 3/4"-10 x 10" ASME B18.2.1, SAE J429 Medium-Strength Grade 5 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 120,000 psi ensures reliable performance under high-stress conditions, reducing the risk of fastener failure in demanding applications.
• Superior corrosion resistance from zinc plating protects against rust and environmental degradation, extending service life in harsh industrial settings.
• Precise Class 2A thread fit with coarse UNC threading provides easy assembly and secure fastening, minimizing cross-threading and installation errors.
• High-strength Grade 5 steel construction with Rockwell C25 hardness offers excellent durability and resistance to wear, ideal for repetitive or heavy-load use.
• Full threading along the 10" length allows for maximum adjustability and grip across the entire fastener, enhancing versatility in various joint designs.
• External hex drive design enables quick and secure installation with standard tools, improving efficiency in assembly and maintenance operations.
• Compliance with ASME B18.2.1 and SAE J429 standards ensures consistent quality and interoperability, meeting rigorous industrial specifications for safety and performance.

Professional Applications & Engineering Value

This Grade 5 steel hex head screw is engineered to address critical challenges in heavy-duty industrial applications, such as construction, machinery assembly, and infrastructure projects. The combination of coarse UNC threading and Class 2A fit reduces the risk of stripping and ensures reliable engagement in materials prone to vibration or thermal expansion. The zinc plating finish provides a protective barrier against moisture and chemicals, preventing corrosion that could compromise structural integrity over time. With a fully threaded 10" length and external hex drive, it offers superior clamping force and ease of installation, making it ideal for applications requiring high-strength, long-lasting fastening solutions where safety and durability are paramount.

Specification Summary & Compliance

This fastener adheres to precise dimensional standards, including Class 2A thread fit for consistent accuracy and UNC coarse threading (3/4"-10) in the inch system. It meets ASME B18.2.1 and SAE J429 specifications for mechanical properties and manufacturing quality. Additionally, it is RoHS 3 (2015/863/EU) compliant, ensuring it is free from hazardous substances and suitable for use in regulated environments.