S-90386A119 M12 x 35 mm DIN 6921 Medium-Strength Metric Class 8.8 Steel Serrated-Flange Hex Head Screws
Medium-Strength Metric Class 8.8 Steel Serrated-Flange 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
- High tensile strength of 110,000 psi ensures reliable performance under heavy loads, reducing the risk of fastener failure in demanding applications.
- Zinc-plated steel construction provides excellent corrosion resistance, extending service life in harsh industrial environments.
- Serrated locking flange prevents loosening from vibrations, maintaining secure connections without the need for additional locking devices.
- Class 8.8 strength grade offers superior durability and load-bearing capacity, ideal for high-stress assemblies.
- Fully threaded M12 coarse pitch design allows for quick installation and strong holding power in various materials.
- External hex drive with precise head dimensions enables easy tightening using standard tools, improving assembly efficiency.
- Compliance with DIN 6921 standards guarantees dimensional accuracy and interoperability, ensuring consistent quality across applications.
Professional Applications & Engineering Value
This M12 hex head screw is engineered to address common industrial challenges such as vibration-induced loosening and corrosion in machinery and structural assemblies. Made from zinc-plated steel, it combines high tensile strength with a serrated locking flange that bites into surfaces to resist rotation, eliminating the need for separate washers or adhesives. The fully threaded metric coarse thread ensures rapid engagement and robust clamping force, making it ideal for automotive, construction, and heavy equipment applications where reliability is critical. By meeting DIN 6921 specifications, it delivers precise fit and long-term performance, reducing maintenance costs and downtime.
Specification Summary & Compliance
This fastener adheres to Class 6g thread fit for precise tolerances and is manufactured in accordance with DIN 6921 standards. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity. The Class 8.8 strength grade and Rockwell C22 hardness confirm its suitability for high-stress industrial use.
