S-92865A736 1/2"-13 x 6" ASME B18.2.1, SAE J429 Medium-Strength Grade 5 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 120,000 psi tensile strength for reliable performance in demanding applications
• Superior corrosion resistance provided by zinc plating, extending service life in harsh industrial environments
• Optimized thread engagement through UNC coarse threading and Class 2A fit ensures secure fastening and vibration resistance
• Enhanced durability with Rockwell C25 hardness maintaining structural integrity under repeated stress
• Industry-standard compliance meeting ASME B18.2.1 and SAE J429 specifications for guaranteed quality and interchangeability
• Full-threaded design allows maximum grip length and flexibility in material thickness variations
• External hex drive enables high-torque installation with standard tools for efficient assembly

Professional Applications & Engineering Value

This Grade 5 hex head screw delivers critical performance where structural integrity matters most. The zinc plated steel construction provides essential corrosion protection for outdoor equipment, machinery frames, and structural steel connections exposed to environmental elements. The 1/2"-13 UNC coarse thread design offers superior pull-out resistance in various materials including steel, aluminum, and cast iron, while the fully threaded configuration accommodates different material thicknesses without compromising clamping force. Engineered to ASME B18.2.1 standards, these screws provide reliable fastening solutions for heavy machinery, construction equipment, and industrial assembly where vibration resistance and long-term reliability are paramount. The combination of 120,000 psi tensile strength and Rockwell C25 hardness ensures these fasteners maintain their mechanical properties under sustained loads and dynamic stress conditions.

Specification Summary & Compliance

This hex head screw features precision Class 2A thread fit with 1/2"-13 UNC coarse threading and right-hand thread direction. Manufactured to ASME B18.2.1 specifications and SAE J429 Grade 5 requirements, ensuring dimensional accuracy and mechanical performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental and safety standards for industrial use.