S-90373A011 M6 x 20 mm ISO 4017, DIN 933 Extreme-Strength Metric Class12.9 Steel Hex Head Screws
Extreme-Strength Metric Class12.9 Steel Hex Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Maximum load-bearing capacity with Class 12.9 strength grade, supporting up to 170,000 psi tensile strength for heavy-duty applications
- Superior wear resistance due to Rockwell C39 hardness, ensuring long-term reliability in high-stress environments
- Secure and efficient installation with external hex drive design, allowing for high torque application without slippage
- Broad compatibility with coarse 1 mm pitch threading, facilitating quick assembly and reducing cross-threading risks
- Full-thread engagement along the 20 mm length, providing consistent clamping force across the entire fastener
- Precision manufacturing to Class 6g thread fit, ensuring smooth assembly and reliable performance in metric systems
- Environmental and regulatory compliance with RoHS 3 and REACH, making it suitable for global industrial supply chains
Professional Applications & Engineering Value
Engineered for demanding industrial environments, these M6 hex head screws deliver exceptional performance where failure is not an option. The Class 12.9 steel construction provides remarkable resistance to vibration loosening and fatigue, making them ideal for heavy machinery, automotive assemblies, and structural steel connections. The fully threaded design with coarse pitch ensures rapid installation in time-sensitive production lines while maintaining high tensile strength under dynamic loads. With external hex drive compatibility, they accommodate standard tools for secure fastening in confined spaces. These metric fasteners solve critical challenges in equipment manufacturing where ISO 4017/DIN 933 compliance is required for international projects and quality assurance protocols.
Specification Summary & Compliance
This hex head screw features M6 x 1 mm coarse thread with Class 6g tolerance for precise fitment in metric applications. Manufacturing follows ISO 4017/DIN 933 specifications, ensuring dimensional accuracy and interchangeability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial operations without restricted substances.
