S-94559A715 M4 x 16 mm Aluminum Oversized-Flange Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance and lightweight strength from 6061 Aluminum, ideal for applications where weight reduction is critical without sacrificing durability.
• High tensile strength of 40,000 psi ensures reliable performance under load, providing secure and long-lasting fastening in demanding environments.
• Integrated flange design eliminates the need for a separate washer, distributing load evenly and preventing surface damage for a cleaner assembly.
• Precise Class 6g thread fit guarantees smooth installation and consistent engagement, reducing the risk of cross-threading and improving assembly efficiency.
• Convenient 2.5mm hex drive allows for high-torque installation with standard tools, speeding up the assembly process in tight spaces.
• Fully threaded M4 x 0.7mm coarse pitch provides maximum grip and pull-out resistance, ensuring a secure hold in various materials.
• Compliance with RoHS 3 and REACH regulations assures environmental safety and material reliability, meeting global standards for industrial components.

Professional Applications & Engineering Value

This M4 flanged button head screw is engineered from 6061 Aluminum to address common industrial challenges such as component weight, corrosion, and assembly speed. The flanged design and Rockwell B40 hardness provide excellent bearing surface support, reducing the risk of loosening under vibration and minimizing damage to softer materials. Its metric coarse thread and Class 6g tolerance ensure quick, reliable fastening in electronics, machinery, and automotive assemblies, where precision and repeatability are paramount. The combination of a hex drive and fully threaded profile allows for efficient installation in confined spaces, making it a versatile choice for engineers seeking durable, lightweight industrial fasteners.

Specification Summary & Compliance

This screw features a M4 x 0.7mm coarse thread with a Class 6g thread fit per metric standards, ensuring dimensional accuracy and compatibility. It is manufactured from 6061 Aluminum with a tensile strength of 40,000 psi and hardness of Rockwell B40. The product is fully compliant with RoHS 3 (2015/863/EU) under exemption 6(b)-II and REACH (EC 1907/2006), confirming adherence to environmental and safety regulations for industrial use.