S-91310A722 M12 x 45 mm ISO 4014, DIN 931 High-Strength Metric Class 10.9 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Class 10.9 strength rating and 150,000 psi tensile strength for reliable performance in high-stress applications
• Superior torque transmission and installation efficiency through external hex drive design and 19mm head width for secure tool engagement
• Enhanced durability and wear resistance thanks to Rockwell C32 hardness and steel construction
• Optimized thread engagement with Class 6g thread fit and coarse 1.75mm pitch for faster assembly and vibration resistance
• Versatile partial threading allowing for both clamping and alignment functions in various assembly scenarios
• International compliance assurance meeting ISO 4014/DIN 931 specifications for global project compatibility
• Environmental regulation compliance with RoHS 3 and REACH standards for safe use across industries

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these M12 hex head screws deliver exceptional performance in heavy machinery, structural steel connections, and equipment manufacturing. The Class 10.9 steel construction provides reliable strength for critical joints subject to dynamic loads and vibration. The external hex drive design ensures maximum torque transmission during installation, reducing the risk of fastener failure. With partial threading and coarse 1.75mm pitch, these metric fasteners offer superior resistance to loosening in high-vibration environments while maintaining precise clamping force. The 45mm length with 30mm minimum thread length provides optimal engagement depth for secure connections in various material thicknesses, making them ideal for construction, automotive, and industrial equipment assemblies where reliability is paramount.

Specification Summary & Compliance

This M12 hex head screw features precise Class 6g thread fit tolerance with right-hand coarse threading (1.75mm pitch) and partial threading configuration. Manufactured to ISO 4014/DIN 931 specifications, the fastener ensures dimensional accuracy and interchangeability. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations guarantees environmental safety and regulatory acceptance for international projects. The Class 10.9 strength rating and 150,000 psi tensile strength validate its suitability for high-performance industrial applications requiring certified mechanical properties.