S-91280A724 M12 x 50 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 for extended service life in demanding environments
• Exceptional tensile strength of 110,000 psi ensures reliable performance under heavy loads
• Precision Class 6h thread fit provides consistent engagement and vibration resistance
• Rockwell C21 hardness maintains structural integrity under repeated stress
• Full threading design allows maximum grip length and adjustment flexibility
• External hex drive enables high-torque installation with standard tools
• Comprehensive compliance with international standards ensures global project compatibility

Professional Applications & Engineering Value

These M12 hex head screws deliver critical performance advantages for industrial applications where vibration resistance and structural integrity are paramount. The Class 8.8 steel construction combined with zinc plating creates a durable fastener capable of withstanding harsh environmental conditions while maintaining 110,000 psi tensile strength. The metric coarse thread (1.75 mm pitch) ensures quick installation and reliable holding power in construction, machinery assembly, and heavy equipment applications. Engineered to ISO 4017/DIN 933 standards, these fully threaded screws provide consistent performance across international projects, reducing the risk of assembly failures and maintenance costs.

Specification Summary & Compliance

This M12 x 1.75 x 50mm hex head screw features precision Class 6h thread fit with right-hand metric coarse threading. Manufactured to ISO 4017, DIN 933, and ISO 898 specifications, ensuring dimensional accuracy and mechanical properties. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for global industrial applications requiring certified components.