S-92610A537 1/4"-20 x 1/2" ASTM A574 Torx Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional durability and corrosion resistance with black-oxide coating on alloy steel, ideal for harsh industrial environments.
• Superior torque transmission and reduced cam-out thanks to the Torx Plus IP30 drive, ensuring secure fastening and longer tool life.
• High tensile strength of 180,000 psi provides reliable performance under heavy loads and vibrations.
• Precise Class 3A thread fit ensures consistent engagement and reduces the risk of cross-threading in assembly.
• Rockwell C39 hardness offers excellent wear resistance, maintaining integrity through repeated use.
• Compliance with ASTM A574, RoHS 3, and REACH guarantees material quality and environmental safety for global applications.
• Coarse UNC threads enable quick installation and are less prone to clogging in dirty or debris-filled conditions.

Professional Applications & Engineering Value

This 1/4"-20 UNC socket head cap screw is engineered to address critical challenges in demanding industrial settings, such as machinery assembly, automotive systems, and heavy equipment. The black-oxide alloy steel construction provides enhanced corrosion resistance, reducing maintenance needs in humid or abrasive environments. Its Torx Plus IP30 drive minimizes slippage and tool wear, allowing for higher torque application without stripping—essential for precision fastening in tight spaces. With a coarse thread design and Class 3A fit, it ensures rapid, reliable installation even in high-vibration applications, improving assembly efficiency and reducing downtime. Ideal for engineers seeking robust, compliant fasteners that deliver long-term reliability and performance in critical operations.

Specification Summary & Compliance

This screw adheres to precise dimensional standards, including a Class 3A thread fit for tight tolerances and UNC coarse threading. It meets ASTM A574 specifications for high-strength alloy steel socket head cap screws, ensuring consistent quality and performance. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), it supports environmental and safety regulations, making it suitable for global industrial use without hazardous substances.