S-91280A010 M12 x 75 mm ISO 4017, DIN 933, ISO 898 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc plating that protects against rust and extends service life in harsh industrial environments
• High tensile strength of 110,000 PSI ensures reliable performance under heavy loads and vibration, minimizing failure risks
• Class 8.8 strength grade provides consistent mechanical properties for demanding applications requiring durability
• Fully threaded M12 coarse pitch design offers faster installation and improved grip in various materials
• External hex drive and hex head allow for easy tightening with standard tools, reducing assembly time
• Precision Class 6h thread fit guarantees secure fastening and compatibility with standard metric nuts
• Compliance with ISO 4017 and DIN 933 standards ensures interchangeability and quality assurance in global projects

Professional Applications & Engineering Value

This M12 hex head screw is engineered to address critical fastening challenges in heavy-duty industrial applications, such as machinery assembly, structural frameworks, and automotive components. The Class 8.8 steel construction delivers high tensile strength and Rockwell C21 hardness, preventing stripping and deformation under stress. With a fully threaded metric coarse thread (1.75 mm pitch), it ensures rapid installation and strong holding power in coarse-grained materials. The zinc plating finish provides essential corrosion resistance, making it ideal for environments exposed to moisture or chemicals. Its external hex drive design facilitates efficient torque application, reducing labor time while maintaining ISO 4017 and DIN 933 compliance for reliable performance in engineering projects.

Specification Summary & Compliance

This fastener features precise Class 6h thread fit per metric standards, with dimensions including M12 thread size, 1.75 mm pitch, and 75 mm length. It adheres to ISO 4017, DIN 933, and ISO 898 specifications for manufacturing consistency. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for regulated industries.