S-92220A143 6-32 x 1/2" ASTM A574 Alloy Steel Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 140,000 psi ensures reliable performance under high-stress conditions, reducing the risk of fastener failure in demanding applications.
• Precise Class 3A thread fit provides superior engagement and vibration resistance, minimizing loosening in machinery and assemblies.
• Black-oxide coating on alloy steel offers enhanced corrosion resistance and a sleek appearance, extending service life in industrial environments.
• Low-profile socket head design allows for installation in tight spaces while maintaining a flush finish, ideal for compact equipment designs.
• Fully threaded shank ensures consistent clamping force along the entire length, improving load distribution and joint integrity.
• Rockwell C39 hardness delivers excellent wear resistance, maintaining thread integrity through repeated use and adjustments.
• 1/16" hex drive compatibility facilitates easy installation with standard tools, reducing assembly time and labor costs.

Professional Applications & Engineering Value

This 6-32 UNC thread socket head cap screw is engineered for precision fastening in industrial machinery, automotive assemblies, and electronic enclosures where space constraints and high strength are critical. The black-oxide alloy steel construction combats corrosion, while the coarse UNC thread and Class 3A fit provide rapid assembly and secure holding power in vibration-prone environments. Its low-profile head minimizes protrusion, making it ideal for applications requiring sleek, aerodynamic, or compact designs. By integrating high tensile strength and durability, it addresses common issues like thread stripping and fatigue, ensuring long-term reliability in industrial fasteners for OEM and MRO needs.

Specification Summary & Compliance

This screw features a 6-32 UNC coarse thread with Class 3A thread fit for precise dimensional accuracy, a 1/2" length, and fully threaded design. It complies with ASTM A574 specifications for high-strength alloy steel socket head cap screws, ensuring consistent manufacturing quality. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, confirming its safety and sustainability for global industrial use.