S-90447A112 M16 x 105 mm DIN 931 High-Strength Metric Class 10.9 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior load-bearing capability with Class 10.9 strength grade and 150,000 psi tensile strength for reliable performance in high-stress environments
• Enhanced durability and wear resistance due to Rockwell C32 hardness, extending service life in demanding industrial applications
• Optimized thread engagement with coarse 2mm pitch and Class 6g thread fit ensuring secure fastening and vibration resistance
• Versatile partial threading design providing 38mm minimum thread length for precise clamping control in varied material thicknesses
• Robust external hex drive with 24mm head width enabling high-torque installation using standard tools
• Corrosion-resistant black steel construction maintaining structural integrity while meeting strict environmental compliance standards
• Guaranteed dimensional accuracy through DIN 931 specification adherence, ensuring consistent performance and interchangeability

Professional Applications & Engineering Value

This M16 hex head screw delivers exceptional engineering value through its Class 10.9 steel construction and partially threaded design, specifically engineered to address common industrial fastening challenges. The coarse 2mm pitch metric threads provide superior resistance to vibration loosening in heavy machinery, structural steel connections, and automotive assemblies. With 150,000 psi tensile strength and Rockwell C32 hardness, this DIN 931 fastener maintains clamping force under extreme loads while the partial threading prevents thread damage during installation. The external hex drive accommodates high-torque applications in confined spaces, making it ideal for construction equipment, industrial machinery, and infrastructure projects where reliability and compliance with international standards are critical.

Specification Summary & Compliance

This metric steel screw features precise Class 6g thread fit tolerance with M16x2 coarse thread spacing and 105mm overall length. Manufactured according to DIN 931 specifications for dimensional accuracy and performance consistency. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial applications while meeting international quality standards for high-strength fasteners.