S-92610A913 1/4"-20 x 7/8" ASTM A574 Torx Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior torque transmission with Torx Plus IP30 drive, reducing cam-out risk and tool wear for reliable assembly cycles.
• Exceptional load-bearing capacity from 180,000 psi tensile strength, ensuring joint integrity under high-stress conditions.
• Enhanced corrosion resistance via the black-oxide finish on alloy steel, prolonging service life in demanding environments.
• Precise, vibration-resistant fastening achieved with Class 3A thread fit, minimizing loosening in dynamic applications.
• Full-threaded design for consistent clamping force along the entire 7/8" length, improving distribution of stress.
• Optimized for high-strength applications with Rockwell C39 hardness, providing durability against shear and abrasion.
• Broad industrial compliance meeting ASTM A574, RoHS 3, and REACH, ensuring safety and regulatory adherence.

Professional Applications & Engineering Value

This 1/4"-20 UNC Socket Head Cap Screw is engineered to address critical challenges in heavy-duty assembly, such as machinery, automotive, and aerospace components. The black-oxide alloy steel construction combats rust and wear, while the Torx Plus IP30 drive enhances torque efficiency, reducing installation time and preventing damage in high-volume production. With a coarse thread and Class 3A fit, it ensures quick engagement and secure fastening in materials prone to vibration, offering reliable performance in industrial applications where precision and strength are non-negotiable.

Specification Summary & Compliance

This screw adheres to UNC coarse thread standards with a Class 3A thread fit for precise dimensional accuracy. It is manufactured under ASTM A574 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability for global industrial use.