S-90854A297 M12 x 140 mm ISO 4014, DIN 931 High-Strength Metric Class 10.9 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Class 10.9 strength grade, supporting up to 150,000 psi tensile strength for reliable performance in demanding applications
• Superior corrosion resistance through zinc yellow-chromate plating, extending service life in harsh industrial environments
• Optimized thread engagement with M12 coarse thread (1.75mm pitch) and partial threading design for secure fastening and reduced installation time
• Precise dimensional control with Class 6h thread fit ensuring consistent performance and interchangeability across assemblies
• Enhanced drive efficiency featuring external hex head design for high-torque application and easy installation with standard tools
• Proven material durability with Rockwell C32 hardness providing excellent wear resistance and mechanical stability
• International compliance assurance meeting DIN 931/ISO 4014 specifications for global project compatibility and quality verification

Professional Applications & Engineering Value

This M12 hex head screw delivers critical engineering solutions for heavy-duty industrial applications where structural integrity is paramount. The Class 10.9 steel construction provides exceptional resistance to vibration loosening and mechanical stress, making it ideal for construction frameworks, machinery assembly, and equipment manufacturing. The zinc yellow-chromate plating creates a protective barrier against oxidation and chemical exposure, significantly extending service life in challenging environments. With its partially threaded metric coarse thread design, this fastener offers optimal clamp load distribution while reducing the risk of cross-threading during installation. The external hex drive configuration ensures reliable torque transmission for secure connections in high-stress applications, providing engineers with a trusted solution for critical joint integrity.

Specification Summary & Compliance

This metric hex head screw features precise M12 x 1.75mm coarse thread with Class 6h thread fit tolerance according to ISO standards. The fastener complies with ISO 4014/DIN 931 specifications for dimensional accuracy and mechanical properties. Manufacturing follows international quality standards with Class 10.9 strength certification, ensuring consistent performance across production batches. The product meets relevant industry regulations for heavy-duty applications and is manufactured in compliance with RoHS and REACH environmental directives.