S-92196A111 4-40 x 9/16" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
• High tensile strength of 70,000 psi ensures dependable performance under heavy loads and vibration.
• Precise Class 3A thread fit provides secure, tight fastening with minimal risk of loosening.
• Rockwell B70 hardness offers excellent wear resistance and durability for repeated use.
• Compact 3/32" hex drive allows for easy installation in confined spaces with standard tools.
• Fully threaded UNC coarse design enables maximum grip and adjustment flexibility.
• Compliance with ASME B18.3, RoHS 3, and REACH guarantees quality, safety, and environmental standards.

Professional Applications & Engineering Value

This 4-40 UNC socket head cap screw is engineered to address critical industrial challenges, such as vibration resistance and corrosion prevention. Made from 18-8 stainless steel, it withstands moisture, chemicals, and temperature variations, making it ideal for machinery, automotive assemblies, and electronic enclosures. The Class 3A thread fit and coarse thread spacing ensure quick, secure fastening, reducing assembly time and maintenance needs. With a 3/32" hex drive and fully threaded design, it provides reliable performance in tight spaces, enhancing operational efficiency and longevity in demanding applications.

Specification Summary & Compliance

This screw features a 4-40 UNC thread with Class 3A precision fit and coarse thread spacing for consistent engagement. Dimensions include a 9/16" length, 0.183" head diameter, and 0.112" head height, manufactured to ASME B18.3 specifications. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial use.