S-91052A116 M12 x 30 mm ISO 8676, DIN 961 High-Strength Metric Class 10.9 Steel 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 Resistance – Zinc yellow-chromate plating provides durable protection against rust and environmental degradation in harsh industrial settings.
• Precision Thread Engagement – Extra fine 1.25 mm pitch and Class 6h thread fit enable secure, vibration-resistant fastening in critical applications.
• High Durability & Wear Resistance – Rockwell C32 hardness maintains structural integrity and extends service life under repetitive loads.
• Optimized Drive Efficiency – External hex head design allows for high-torque installation with standard tools, reducing assembly time.
• Full Thread Coverage – 30 mm fully threaded length ensures maximum grip and uniform stress distribution along the entire fastener.
• Global Compliance Assurance – Manufactured to ISO 8676/DIN 961 specifications for consistent quality and international project compatibility.

Professional Applications & Engineering Value

This M12 hex head screw delivers critical engineering solutions where vibration resistance, precise alignment, and long-term reliability are paramount. The Class 10.9 high tensile strength and extra fine thread pitch (1.25mm) prevent loosening in dynamic machinery, automotive assemblies, and structural frameworks. The zinc yellow-chromate finish combats corrosion in humid or chemically aggressive environments, reducing maintenance frequency. Fully threaded for uniform clamping force, it meets ISO 8676/DIN 961 standards, making it ideal for OEM and MRO applications requiring metric precision fasteners with certified performance.

Specification Summary & Compliance

This fastener adheres to ISO 8676 / DIN 961 manufacturing specifications, with Class 6h thread fit ensuring dimensional accuracy. The metric M12 x 1.25 mm extra fine pitch and right-hand thread are precision-engineered for secure mating components. Material and finish comply with RoHS and REACH environmental directives, supporting sustainable procurement. The Class 10.9 strength grade and Rockwell C32 hardness validate conformance to international mechanical property standards for industrial safety.