S-90447A770 M14 x 20 mm DIN 933 High-Strength Metric Class 10.9 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 150,000 psi ensures reliable performance in high-stress industrial applications, reducing the risk of fastener failure.
• Class 10.9 strength grade provides superior load-bearing capacity, ideal for heavy-duty machinery and structural assemblies.
• Fully threaded design with coarse 2mm pitch enables faster installation and secure gripping in various materials, saving assembly time.
• External hex drive and hex head allow for easy torque application with standard tools, minimizing slippage and improving installation efficiency.
• Class 6g thread fit ensures precise, consistent engagement with nuts and tapped holes, enhancing joint integrity and vibration resistance.
• Black steel construction with Rockwell C32 hardness offers excellent durability and corrosion resistance for long service life in harsh environments.
• Compliance with DIN 933, RoHS 3, and REACH guarantees adherence to international quality and safety standards, supporting responsible sourcing and usage.

Professional Applications & Engineering Value

This M14 hex head screw is engineered to address critical challenges in industrial settings, such as vibration loosening and material fatigue. Made from high-grade steel with Class 10.9 strength, it withstands extreme tensile and shear forces in heavy-duty applications like construction machinery, automotive assemblies, and industrial equipment. The fully threaded metric coarse thread with 2mm pitch ensures rapid, secure fastening in metals and composites, reducing assembly errors. Its external hex drive design allows for high-torque installation, minimizing tool wear and maintenance downtime. By combining Rockwell C32 hardness and a black surface finish, it resists wear and environmental factors, providing long-term reliability in demanding engineering projects.

Specification Summary & Compliance

This screw features precise Class 6g thread fit and metric coarse threading with M14x2mm dimensions, ensuring dimensional accuracy per DIN 933 standards. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and suitable for global industrial use. The manufacturing adheres to strict quality controls for tensile strength and thread integrity, supporting consistent performance in regulated environments.