S-93474A238 M12 x 80 mm ISO 898-1, DIN 6921 High-Strength Metric Class 10.9 Steel Flanged Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional Load-Bearing Capacity - Class 10.9 strength rating and 150,000 psi tensile strength ensure reliable performance under high-stress conditions
• Superior Corrosion Protection - Zinc yellow-chromate plating provides excellent resistance to rust and environmental degradation
• Enhanced Stability & Distribution - Integrated DIN 6921 flange design offers wider bearing surface for improved load distribution
• Optimized Thread Engagement - Partially threaded configuration allows for precise clamping force control in critical applications
• Industry-Standard Compatibility - M12 x 1.75mm coarse thread with Class 6g fit ensures seamless integration with standard metric components
• Robust Mechanical Properties - Rockwell C32 hardness maintains structural integrity through repeated assembly cycles
• Secure Fastening Operation - External hex drive design enables high-torque installation with standard tools

Professional Applications & Engineering Value

This M12 hex head screw delivers critical engineering solutions for demanding industrial environments where vibration resistance and long-term reliability are paramount. The Class 10.9 high-strength steel construction, combined with zinc yellow-chromate plating, addresses common failure points in machinery, automotive, and structural applications by preventing corrosion-induced weakening. The partially threaded design with coarse metric threading ensures optimal clamp load distribution while the DIN 6921 flange eliminates the need for separate washers, reducing assembly time and potential failure points. These industrial fasteners maintain their mechanical properties even under extreme operational stresses, making them ideal for heavy equipment, construction machinery, and high-vibration environments where fastener integrity cannot be compromised.

Specification Summary & Compliance

This metric hex head screw features precise Class 6g thread fit tolerance and complies with ISO 898-1 mechanical properties standards. The fastener maintains dimensional accuracy per DIN 6921 specifications for flange head configuration. Manufacturing adheres to international quality standards with 80mm total length and 30mm minimum thread length ensuring consistent performance. The product meets RoHS and REACH environmental compliance requirements for industrial use.