S-90128A942 10-32 x 1/2" ASTM A574 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated alloy steel construction, ensuring long-lasting performance in harsh industrial environments.
• Exceptional tensile strength of 170,000 psi provides reliable, high-load fastening for demanding applications without failure.
• Precise Class 3A thread fit offers tighter tolerances and improved assembly accuracy, reducing the risk of loosening.
• Fine UNF threads deliver enhanced grip and vibration resistance in precision components.
• Hex socket drive design allows for easy installation and removal with standard tools, minimizing slippage and damage.
• Full threading along the 1/2" length ensures consistent engagement and uniform stress distribution.
• Compliance with ASTM A574, RoHS 3, and REACH guarantees material quality and environmental safety for global supply chains.

Professional Applications & Engineering Value

This 10-32 UNF socket head cap screw is engineered to address critical fastening challenges in precision machinery, automotive assemblies, and aerospace components. The zinc-plated alloy steel material combats corrosion and wear, while the fine thread design and Class 3A fit provide superior resistance to vibration and thermal cycling, preventing joint failure in dynamic environments. With a Rockwell C37 hardness and 170,000 psi tensile strength, it ensures durability under high-stress conditions, making it ideal for applications requiring reliable, repeatable fastening. The hex drive socket head facilitates efficient installation in confined spaces, enhancing productivity and reducing assembly time.

Specification Summary & Compliance

This screw features a 10-32 UNF fine thread with Class 3A fit for precise dimensional accuracy, manufactured to ASTM A574 specifications. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards.