S-91864A052 12-24 x 5/8" ASTM A574 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 170,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
• Black-oxide coating on alloy steel provides enhanced corrosion resistance, extending service life in demanding industrial environments.
• Class 3A thread fit offers superior precision and tighter tolerances for secure, vibration-resistant assemblies.
• Hex socket drive design allows for easy installation and removal with standard tools, minimizing assembly time and effort.
• Fully threaded shank enables consistent clamping force along the entire length, improving joint integrity.
• Compliance with ASTM A574, RoHS 3, and REACH ensures material quality and environmental safety for global supply chain requirements.
• Coarse UNC thread profile facilitates quick engagement and reduces cross-threading risks in repetitive assembly operations.

Professional Applications & Engineering Value

Engineered for high-stress industrial applications, these socket head cap screws with 12-24 UNC coarse threads and black-oxide alloy steel construction address critical challenges in machinery, automotive, and heavy equipment assembly. The 170,000 psi tensile strength and Rockwell C37 hardness provide durability against dynamic loads and fatigue, while the hex drive ensures efficient torque transmission without stripping. Ideal for tight spaces where wrench clearance is limited, these fasteners deliver reliable performance in corrosive environments, reducing maintenance downtime and enhancing operational safety.

Specification Summary & Compliance

This 5/8" length socket head cap screw features 12-24 UNC Class 3A threads with right-hand direction, manufactured to ASTM A574 specifications for consistent quality. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring adherence to international environmental and safety standards for industrial use.