S-91290A235 M12 x 70 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 170,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
• Superior corrosion resistance from the black-oxide coating on alloy steel extends service life in harsh industrial environments.
• High hardness rating of Rockwell C37 provides excellent wear resistance, maintaining thread integrity over repeated use.
• Precise Class 5g6g thread fit with coarse 1.75mm pitch allows for quick assembly and secure fastening in various materials.
• Standard hex socket drive with 10mm size offers easy installation and high torque transmission without stripping.
• Full threading along the 70mm length ensures consistent grip and adjustability across the entire fastener.
• Compliance with DIN 912/ISO 4762 standards guarantees dimensional accuracy and interchangeability for global engineering projects.

Professional Applications & Engineering Value

This M12 socket head cap screw is engineered from black-oxide alloy steel to address critical challenges in heavy-duty industrial settings, such as machinery assembly, automotive systems, and construction equipment. The Class 12.9 strength rating and fully threaded design provide superior clamping force and vibration resistance, preventing loosening under dynamic loads. With a coarse thread pitch of 1.75mm, it enables rapid installation in tough materials like steel or cast iron, reducing assembly time while maintaining a secure fit. The hex drive style ensures efficient torque application, making it ideal for confined spaces where reliability is paramount. By meeting stringent DIN 912 and ISO 4762 specifications, this screw delivers consistent performance in demanding applications, from manufacturing to infrastructure projects.

Specification Summary & Compliance

This product features precise metric threading with Class 5g6g tolerance and a coarse thread spacing of 1.75mm pitch, ensuring compatibility with standard components. It is manufactured in accordance with DIN 912 ISO 4762 for dimensional accuracy and performance. Additionally, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental suitability for industrial use worldwide.