S-90447A840 M14 x 45 mm DIN 931 High-Strength Metric Class 10.9 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 150,000 psi ensures reliable performance in high-stress industrial applications, reducing the risk of fastener failure.
• Class 10.9 strength grade provides superior durability and load-bearing capacity, ideal for heavy machinery and structural assemblies.
• Rockwell C32 hardness offers excellent resistance to wear and deformation, extending the service life in demanding environments.
• M14x2mm coarse thread with Class 6g fit allows for quick and secure installation, minimizing assembly time while maintaining precise thread engagement.
• Partially threaded design enables better clamping force control and prevents loosening under vibration, enhancing joint integrity.
• DIN 931 compliance guarantees standardized dimensions and mechanical properties, ensuring interchangeability and reliability across metric fastener systems.
• RoHS 3 and REACH compliance ensures environmental safety and regulatory adherence, making it suitable for global industrial supply chains.

Professional Applications & Engineering Value

This M14 hex head screw is engineered from high-strength steel with a Class 10.9 rating, addressing critical challenges in industrial settings such as vibration-induced loosening and high tensile loads. The partially threaded configuration and external hex drive facilitate efficient installation in confined spaces, while the metric coarse thread ensures rapid assembly without compromising grip strength. Ideal for heavy-duty machinery, automotive frames, and construction equipment, this fastener provides consistent performance under dynamic stresses. The black finish adds mild corrosion resistance, and compliance with DIN 931 standards ensures dimensional accuracy, reducing the risk of mismatches in metric-based engineering projects.

Specification Summary & Compliance

This hex head screw features an M14x2mm thread size with Class 6g thread fit per ISO metric standards, ensuring precise tolerance for secure fastening. It adheres to DIN 931 manufacturing specifications for dimensional consistency and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial applications without restricted substances.