S-90447A370 M10 x 140 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 under extreme loads, preventing fastener failure in critical applications
• Class 10.9 strength rating provides superior mechanical properties for heavy-duty industrial use and high-stress environments
• Partially threaded design allows for precise clamping force control and reduced thread galling in assembly operations
• External hex drive with 17mm head enables easy installation and high torque application using standard tools
• M10 coarse thread (1.5mm pitch) offers faster assembly and reduced cross-threading risk compared to fine thread alternatives
• Rockwell C32 hardness maintains thread integrity and resistance to wear through repeated installation cycles
• Black steel construction provides basic corrosion resistance while meeting stringent RoHS 3 and REACH compliance standards

Professional Applications & Engineering Value

This M10 hex head screw delivers exceptional engineering value for industrial applications where high tensile strength and reliable fastening are critical. The Class 10.9 steel construction combined with partial threading addresses common assembly challenges by providing optimal clamp load distribution while minimizing stress concentration points. The metric coarse thread configuration ensures rapid installation in manufacturing environments, reducing assembly time without compromising joint integrity. Engineered to DIN 931 specifications, this hex head bolt is particularly valuable in heavy machinery, structural steelwork, and equipment manufacturing where vibration resistance and long-term durability are essential. The external hex drive design accommodates high torque requirements, making it ideal for maintenance and construction applications requiring robust fastening solutions.

Specification Summary & Compliance

This M10 x 1.5mm metric fastener features Class 6g thread fit tolerance for precise engagement and reliable performance. Manufactured according to DIN 931 standards, the screw maintains dimensional accuracy throughout its 140mm length with 32mm minimum thread engagement. The product is fully compliant with RoHS 3 (2015/863/EU) environmental directives and REACH (EC 1907/2006) regulations, ensuring safe use across various industrial sectors. The right-hand thread direction and coarse thread spacing provide industry-standard compatibility with existing metric fastener systems.