S-97715A400 2-56 x 1/8" Brass Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from high-quality brass material, ensuring long-term reliability in harsh environments.
• Exceptional tensile strength of 50,000 psi for secure, vibration-resistant fastening in demanding mechanical assemblies.
• Precise Class 3A thread fit delivers tight tolerances and reliable engagement, minimizing the risk of loosening.
• Fully threaded design provides maximum grip and load distribution along the entire 1/8" length.
• Hex drive (0.050") allows for easy installation and high torque application with standard tools.
• Rounded button head profile offers a low-profile, aesthetically pleasing finish that reduces snagging.
• Compliance with RoHS 3 and REACH regulations ensures environmental safety and global market accessibility.

Professional Applications & Engineering Value

This 2-56 UNC brass rounded head screw is engineered to address critical needs in precision assemblies where corrosion resistance and mechanical strength are paramount. The brass material combined with a Rockwell B55 hardness provides excellent durability against wear and environmental factors, making it ideal for electronics, instrumentation, and marine applications. The coarse thread spacing and Class 3A thread fit ensure quick, secure fastening with minimal cross-threading risk, enhancing assembly speed and reliability. Its fully threaded design and 50,000 psi tensile strength offer robust performance in high-stress environments, reducing maintenance and failure rates in industrial and mechanical systems.

Specification Summary & Compliance

This screw adheres to UNC thread standards with a Class 3A thread fit for precision tolerance. Dimensions include a 1/8" length, 0.086" thread diameter, and coarse thread spacing. It is manufactured to meet RoHS 3 (2015/863/EU) compliance with exemption 6(c) for lead in copper alloy and REACH (EC 1907/2006) standards, ensuring environmental and safety regulations are upheld.