S-91280A927 M24 x 70 mm ISO 4014, DIN 931 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional Tensile Strength – With 110,000 psi tensile strength and Class 8.8 grade, these screws provide reliable, high-load fastening for demanding industrial applications.
• Superior Corrosion Resistance – Zinc plating offers enhanced protection against rust and environmental degradation, extending service life in harsh conditions.
• Optimized Thread Design – Coarse M24 x 3mm right-hand threads ensure quick assembly and secure grip, reducing installation time and improving joint integrity.
• Robust Material & Hardness – Made from high-grade steel with Rockwell C21 hardness, delivering excellent durability and resistance to wear and deformation.
• Precision Manufacturing – Partially threaded design with Class 6h thread fit ensures accurate engagement and consistent performance in varied applications.
• Standardized Compliance – Meets ISO 4014 DIN 931 specifications, guaranteeing interchangeability and reliability across global engineering projects.
• Environmental & Regulatory Safety – RoHS 3 and REACH compliant, ensuring safe use in regulated industries without hazardous substances.

Professional Applications & Engineering Value

Engineered for heavy-duty industrial fastening, the M24 x 3mm Class 8.8 steel hex head screw addresses critical challenges in construction, machinery, and structural assemblies. Its partially threaded configuration allows for precise clamping force distribution, reducing stress concentration and preventing joint failure. The external hex drive and coarse metric thread facilitate efficient installation with standard tools, even in high-vibration environments. Combined with zinc plating for corrosion resistance, this screw is ideal for outdoor infrastructure, manufacturing equipment, and automotive applications where long-term reliability and compliance with ISO 4014 DIN 931 standards are essential. It ensures consistent performance under dynamic loads, minimizing maintenance and downtime.

Specification Summary & Compliance

This screw features a 70 mm length, 36 mm head width, and 15 mm head height with M24 x 3 mm coarse threads and Class 6h thread fit for precise dimensional accuracy. It conforms to ISO 4014 DIN 931 manufacturing specifications and is certified RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, ensuring adherence to international safety and environmental regulations.