S-97248A418 M12 x 25 mm DIN 603 Carriage Bolts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and long-term outdoor use.
• Exceptional mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable performance under heavy loads.
• Secure anti-rotation locking provided by the integral square neck, preventing the bolt from turning during installation and use.
• Optimized for quick assembly with a coarse thread pitch (1.75mm) and fully threaded right-hand design for faster driving.
• Precise thread fit (Class 8g) ensures consistent engagement and reduces the risk of cross-threading in metric applications.
• Broad regulatory compliance meeting DIN 603, RoHS 3, and REACH standards for use in regulated industries and global markets.
• Versatile rounded head profile with a wide bearing surface for enhanced load distribution and a finished appearance.

Professional Applications & Engineering Value

This M12 carriage bolt is engineered to address common challenges in industrial and construction applications, where vibration loosening and corrosion are primary concerns. The 18-8 stainless steel material provides excellent resistance to rust and chemical exposure, significantly extending service life in demanding environments. The square neck design is a critical feature, embedding into the mating material to prevent rotation during torque application and under dynamic loads, ensuring a permanently secure fastening. Combined with the fully threaded coarse pitch metric profile, it allows for rapid installation and high clamp force in wood, metal, and composite assemblies. This bolt delivers reliable engineering value by reducing maintenance needs and preventing joint failure in structural frameworks, machinery, and heavy equipment.

Specification Summary & Compliance

This bolt features M12 x 1.75mm coarse threading with a Class 8g thread fit per metric standards, ensuring dimensional accuracy and interchangeability. It is manufactured to conform to DIN 603 specifications for carriage bolts. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and suitable for use in environmentally conscious and regulated industries.