S-91280A351 M6 x 65 mm ISO 4014, DIN 931, SAE J1199, ISO 898 Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Medium-Strength Metric Class 8.8 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
- Superior load-bearing capacity with 110,000 psi tensile strength and Class 8.8 rating for reliable performance in demanding applications
- Enhanced corrosion resistance through zinc plating, extending service life in industrial and outdoor environments
- Optimized partial threading with 18mm minimum thread length provides secure fastening while reducing material usage
- Precision external hex drive ensures easy installation and removal with standard tools, minimizing assembly time
- Consistent dimensional accuracy with Class 6h thread fit guarantees proper mating and vibration resistance
- Robust material properties featuring Rockwell C21 hardness for excellent wear resistance and durability
- Global compliance assurance meeting multiple international standards for quality and environmental safety
Professional Applications & Engineering Value
These M6 hex head screws deliver exceptional engineering value through their Class 8.8 steel construction and zinc plated finish, specifically designed to address common industrial fastening challenges. The partially threaded design with coarse 1mm pitch metric threading provides optimal clamping force distribution while preventing loosening under vibration - a critical requirement in machinery assembly and structural applications. The external hex drive configuration enables high-torque installation without stripping, making them ideal for construction projects, equipment manufacturing, and automotive applications where reliability is paramount. With 65mm length and precise Class 6h thread fit, these fasteners ensure consistent performance across production runs while reducing installation errors and maintenance requirements.
Specification Summary & Compliance
This metric hex head screw features precise Class 6h thread fit tolerance and M6 x 1mm coarse thread specifications manufactured to ISO 4014, DIN 931, and SAE J1199 standards. The fastener meets ISO 898 mechanical properties requirements and demonstrates full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring both performance reliability and regulatory adherence for global industrial applications.
