S-91310A842 M16 x 50 mm ISO 4017, DIN 933 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 grade, supporting up to 150,000 psi tensile strength for demanding structural applications
• Superior corrosion resistance and durability through high-grade steel construction with Rockwell C32 hardness, ensuring long service life in harsh environments
• Optimized installation efficiency with standard 24mm external hex head design, allowing quick assembly using common wrench tools
• Reliable thread engagement with M16x2mm coarse threading and Class 6g fit, providing secure fastening while resisting vibration loosening
• Full-length threading versatility enabling maximum adjustability and grip length across the entire 50mm shaft
• Global compliance assurance meeting ISO 4017 DIN 933 manufacturing standards plus RoHS 3 and REACH environmental regulations
• Right-hand thread standardization ensuring compatibility with existing metric fastener systems and maintenance procedures

Professional Applications & Engineering Value

This M16 hex head screw delivers critical engineering solutions for industrial applications where high tensile strength and reliability are paramount. The Class 10.9 steel construction with Rockwell C32 hardness provides exceptional resistance to shear forces and fatigue, making it ideal for heavy machinery, structural steel connections, and equipment manufacturing. The metric coarse thread (M16x2mm) with Class 6g thread fit ensures rapid installation while maintaining precise tolerances for vibration-prone environments. The fully threaded 50mm length offers maximum flexibility in material thickness accommodation, while the external hex drive design enables high-torque installation without stripping. These industrial fasteners are engineered to prevent joint failure in critical applications while meeting international quality standards.

Specification Summary & Compliance

This fastener maintains Class 6g thread fit tolerance per metric standards with M16x2mm coarse thread spacing and right-hand orientation. Manufacturing conforms to ISO 4017 DIN 933 specifications for dimensional accuracy and mechanical properties. Regulatory compliance includes RoHS 3 (2015/863/EU) restriction of hazardous substances and REACH (EC 1907/2006) chemical safety requirements, ensuring environmental responsibility in industrial supply chains.