S-91290A601 M12 x 12 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 170,000 psi tensile strength and Class 12.9 rating for reliable performance in demanding applications
• Superior corrosion resistance provided by the black-oxide coating on alloy steel, extending service life in harsh environments
• Precise hex drive engagement with 10mm drive size and standard socket head profile for secure tool connection and reduced cam-out risk
• Optimized thread performance through Class 5g6g thread fit and coarse 1.75mm pitch for faster installation and reduced cross-threading
• Maximum grip strength achieved through fully threaded M12 design, ensuring consistent clamping force along the entire 12mm length
• Industry-standard compatibility with DIN 912/ISO 4762 specifications for seamless integration into existing metric assemblies
• Regulatory compliance assurance meeting RoHS 3 and REACH requirements for environmentally responsible manufacturing

Professional Applications & Engineering Value

These Class 12.9 socket head cap screws deliver critical engineering solutions where high tensile strength and reliable fastening are paramount. The black-oxide alloy steel construction provides excellent corrosion protection while maintaining the Rockwell C37 hardness necessary for repeated torque applications. The M12 x 1.75mm coarse thread configuration ensures rapid assembly in heavy machinery, automotive components, and industrial equipment where vibration resistance is essential. The fully threaded design offers uniform stress distribution, preventing joint failure in high-stress applications. With DIN 912/ISO 4762 compliance, these metric fasteners provide guaranteed interchangeability and performance consistency across global engineering standards, making them ideal for precision manufacturing and maintenance operations requiring dependable hex drive socket screws.

Specification Summary & Compliance

This socket head cap screw features precise Class 5g6g thread fit tolerance according to metric standards, ensuring consistent engagement and reliable performance. Manufacturing complies with DIN 912 ISO 4762 specifications for dimensional accuracy and mechanical properties. The product meets RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant environmental regulations, confirming adherence to international substance restriction requirements. The combination of 170,000 psi tensile strength and Rockwell C37 hardness validates the Class 12.9 performance rating for heavy-duty industrial applications.