S-91310A868 M16 x 120 mm ISO 4014, DIN 931 High-Strength Metric Class 10.9 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior load-bearing capacity with Class 10.9 strength grade and 150,000 psi tensile strength for demanding structural applications
• Enhanced durability and wear resistance thanks to Rockwell C32 hardness and high-quality steel construction
• Reliable torque transmission through external hex drive and 24mm head width for secure installation
• Optimized thread engagement with M16x2mm coarse thread and Class 6g fit ensuring vibration resistance
• Versatile partial threading design providing both gripping strength and clearance in heavy machinery assemblies
• Full regulatory compliance meeting ISO 4014 standards and environmental regulations including RoHS 3 and REACH
• Corrosion-resistant steel material delivering long-term performance in industrial environments

Professional Applications & Engineering Value

Engineered for heavy-duty industrial applications, these M16 hex head screws deliver exceptional mechanical performance where failure is not an option. The Class 10.9 steel construction provides superior tensile strength for structural connections in construction, machinery, and equipment manufacturing. The partially threaded design allows for both secure fastening and proper alignment, while the metric coarse thread ensures quick assembly and resistance to vibration loosening. With external hex drive compatibility, installation is straightforward using standard tools, reducing assembly time and labor costs. These ISO 4014 compliant fasteners are specifically designed to withstand extreme loads and harsh operating conditions, making them ideal for critical joints in industrial machinery, structural steel connections, and heavy equipment where reliability and safety are paramount.

Specification Summary & Compliance

This M16 hex head screw features precise Class 6g thread fit tolerance with 2mm coarse pitch threading and 38mm minimum thread length. Manufactured to ISO 4014 specifications (equivalent to DIN 931) with 120mm total length and 24mm hex head width. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors while maintaining exceptional mechanical properties and dimensional accuracy.