S-91280A208 M12 x 50 mm ISO 4017, DIN 933 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior load-bearing capacity with Class 8.8 strength grade and 110,000 psi tensile strength for reliable performance in demanding industrial environments.
• Enhanced corrosion resistance from the black steel finish, ensuring longevity and reduced maintenance in harsh conditions.
• Easy installation and removal thanks to the external hex drive and coarse thread spacing, allowing for quick assembly with standard tools.
• Consistent thread engagement with fully threaded design and Class 6g fit, providing secure fastening and vibration resistance.
• High durability from Rockwell C21 hardness, minimizing wear and deformation under heavy loads.
• Broad compatibility with metric coarse threads (M12 x 1.75mm) and ISO 4017 DIN 933 standards, ensuring seamless integration in global applications.
• Environmental and safety compliance with RoHS 3 and REACH regulations, supporting sustainable and safe industrial operations.

Professional Applications & Engineering Value

This M12 hex head screw is engineered to address critical challenges in heavy-duty industrial applications, such as machinery assembly, structural frameworks, and automotive components. The Class 8.8 steel construction and fully threaded metric coarse design provide exceptional shear and tensile strength, reducing the risk of fastener failure under dynamic loads. With a Rockwell C21 hardness and black surface finish, it resists abrasion and corrosion, extending service life in demanding environments like construction and manufacturing. The external hex drive ensures efficient torque application, speeding up installation while maintaining precision per ISO 4017 DIN 933 standards. Ideal for B2B procurement, these screws deliver reliable performance, minimizing downtime and enhancing operational efficiency in sectors requiring robust metric fasteners.

Specification Summary & Compliance

This product adheres to precise dimensional tolerances, including a Class 6g thread fit and metric coarse threading (M12 x 1.75mm), ensuring consistent performance. It meets ISO 4017 DIN 933 manufacturing specifications for hex head screws, guaranteeing interoperability and quality. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it supports environmental safety and regulatory requirements in industrial use.