S-93474A216 M8 x 20 mm ISO 898-1, DIN 6921 High-Strength Metric Class 10.9 Steel Flanged Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional durability with Class 10.9 strength grade, supporting heavy loads and high-stress environments without failure
• Superior corrosion resistance from zinc yellow-chromate plating, extending service life in harsh industrial conditions
• Reliable fastening performance due to fully threaded M8 coarse pitch design, ensuring secure grip and vibration resistance
• Easy installation and removal with external hex drive and standard 13mm head width, compatible with common tools
• Enhanced stability and load distribution from the integrated flange, reducing the risk of loosening and surface damage
• High tensile strength of 150,000 psi and Rockwell C32 hardness, providing consistent performance under mechanical stress
• Compliance with international standards including ISO 898-1 DIN 6921, ensuring quality and interchangeability in global applications

Professional Applications & Engineering Value

This M8 hex head screw is engineered to address critical challenges in demanding industrial settings, such as machinery assembly, automotive components, and structural frameworks. The zinc yellow-chromate plated steel construction offers robust protection against corrosion, minimizing maintenance needs in humid or chemically aggressive environments. With a coarse thread pitch of 1.25mm and Class 6g thread fit, it delivers quick installation and reliable clamping force, reducing assembly time while preventing loosening from vibrations. The flanged design distributes pressure evenly, protecting softer materials and enhancing joint integrity. Ideal for applications requiring high tensile strength and long-term reliability, this screw ensures secure fastening in heavy-duty equipment, construction projects, and manufacturing lines, backed by ISO 898-1 standards for consistent quality.

Specification Summary & Compliance

This product features precise Metric M8 x 1.25mm coarse threads with a Class 6g tolerance for accurate fit and performance. It adheres to ISO 898-1 DIN 6921 manufacturing specifications, ensuring dimensional consistency and mechanical properties. Compliant with REACH (EC 1907/2006) regulations, it meets environmental and safety standards for use in various industries.