S-91310A144 M12 x 80 mm ISO 4017, DIN 933 High-Strength Metric Class 10.9 Steel Hex Head Screws

Key Features & Benefits at a Glance

• High tensile strength of 150,000 psi ensures reliable performance under extreme loads, reducing the risk of fastener failure in critical applications.
• Class 10.9 strength grade provides superior durability and resistance to fatigue, making it ideal for heavy-duty machinery and construction uses.
• Fully threaded M12 coarse pitch design offers quick installation and strong holding power, minimizing assembly time and improving efficiency.
• External hex head with 19mm width allows for easy tightening with standard tools, enhancing usability in confined or high-torque environments.
• Black steel material with Rockwell C32 hardness delivers excellent corrosion resistance and long-term wear, extending service life in harsh conditions.
• Compliance with ISO 4017 and DIN 933 standards guarantees precise dimensions and thread fit (Class 6g), ensuring compatibility and safety in regulated industries.
• RoHS 3 and REACH environmental compliance supports sustainable operations by meeting strict regulations on hazardous substances.

Professional Applications & Engineering Value

This M12 hex head screw is engineered to address common industrial challenges, such as vibration loosening and structural instability in heavy machinery and construction frameworks. Made from high-strength steel with a Class 10.9 rating and fully threaded coarse pitch, it ensures secure fastening in dynamic environments, reducing maintenance needs. The black finish enhances corrosion resistance, while the external hex drive simplifies installation with standard wrenches. Ideal for applications in automotive assembly, industrial equipment, and structural projects, it delivers consistent performance under high-stress conditions, backed by ISO 4017 and DIN 933 standards for reliability and precision.

Specification Summary & Compliance

This product features precise metric thread dimensions with a Class 6g thread fit and coarse 1.75mm pitch, ensuring accurate alignment and ease of use. It complies with ISO 4017 and DIN 933 manufacturing specifications for hex head screws, and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its safety and sustainability for global industrial applications.