S-91290A215 M8 x 70 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional Tensile Strength – With a Class 12.9 rating and 170,000 PSI tensile strength, this screw withstands extreme loads and high-stress applications, reducing the risk of fastener failure.
• Superior Corrosion Resistance – The black-oxide coating on alloy steel provides enhanced protection against rust and environmental degradation, extending service life in harsh conditions.
• High Hardness & Wear Resistance – Rockwell C37 hardness ensures excellent durability and resistance to wear, maintaining thread integrity and drive performance over repeated use.
• Precise Metric Thread Fit – Class 5g6g thread fit and M8 x 1.25mm coarse thread design offer reliable engagement and ease of installation, minimizing cross-threading and assembly errors.
• Standard Socket Head Design – The hex socket drive (6 mm) and standard head profile allow for secure tool engagement and high torque application, ideal for confined spaces.
• Full Thread Engagement – Fully threaded rod design ensures consistent clamping force along the entire 70 mm length, providing uniform load distribution.
• Global Compliance & Reliability – Meets DIN 912/ISO 4762 standards and is RoHS 3 and REACH compliant, ensuring safe, regulated use in international industrial markets.

Professional Applications & Engineering Value

This M8 socket head cap screw is engineered for demanding industrial environments where high strength and corrosion resistance are critical. Made from black-oxide alloy steel, it combats moisture and chemical exposure, making it suitable for machinery, automotive assemblies, and heavy equipment. The Class 12.9 strength and coarse thread (1.25mm pitch) provide reliable fastening in high-vibration settings, reducing maintenance needs. With a standard hex drive and fully threaded design, it ensures easy installation and consistent performance in tight spaces, supporting efficient B2B procurement for OEM and MRO applications.

Specification Summary & Compliance

This screw features an M8 x 1.25mm coarse metric thread with a Class 5g6g thread fit for precise dimensional accuracy. It complies with DIN 912 and ISO 4762 manufacturing standards, ensuring interchangeability and quality. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for industrial use.