S-94414A735 M5 x 20 mm ASME B18.3.5M Alloy Steel Torx Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional durability and corrosion resistance from the black-oxide finish on alloy steel, extending service life in harsh industrial environments.
• Superior torque transmission and reduced cam-out risk with the Torx Plus IP25 drive, ensuring secure installation and minimizing tool wear.
• High load-bearing capacity and reliability due to the Class 12.9 strength grade and 140,000 psi tensile strength, suitable for critical structural applications.
• Precise and secure fastening with the fully threaded M5x0.8mm coarse thread and Class 4g6g fit, providing consistent clamping force and vibration resistance.
• Flush mounting and space-saving design with the standard 90° flat head profile, ideal for applications requiring a smooth surface finish.
• Compliance with international standards including ASME B18.3.5M, ensuring interoperability and quality assurance in global engineering projects.
• Environmental and safety adherence through RoHS 3 and REACH compliance, supporting sustainable and responsible manufacturing practices.

Professional Applications & Engineering Value

This M5 flat head screw is engineered for high-stress environments where failure is not an option. The black-oxide alloy steel construction offers excellent resistance to oxidation and wear, while the Torx Plus drive system (IP25) enables higher torque application without stripping, crucial for assembly lines requiring repeatable precision. Its Class 12.9 strength and fully threaded coarse pitch design ensure robust performance in machinery, automotive systems, and heavy equipment, reducing the risk of loosening under dynamic loads. By integrating these features, it addresses common industrial pain points like fastener fatigue, installation inefficiency, and compliance hurdles, making it a reliable choice for engineers prioritizing durability and regulatory alignment in metric fastener solutions.

Specification Summary & Compliance

The screw adheres to precise dimensional tolerances, including a Thread Fit of Class 4g6g per metric standards, ensuring consistent thread engagement. It meets ASME B18.3.5M specifications for mechanical and dimensional properties, guaranteeing reliability in industrial applications. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances and supporting environmental safety in global supply chains.