S-91280A320 M10 x 20 mm ISO 8676, DIN 961 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 Class 8.8 strength rating and 110,000 psi tensile strength for reliable performance in demanding applications.
- Enhanced corrosion resistance from black steel construction, extending service life in industrial environments.
- Precise thread engagement with fine 1.25mm pitch and Class 6g thread fit, ensuring secure fastening and vibration resistance.
- Easy installation and removal thanks to the external hex drive and standard 17mm head width for common tool compatibility.
- Full thread coverage along the 20mm length provides maximum grip and uniform stress distribution.
- Consistent hardness at Rockwell C21 maintains structural integrity under repeated use.
- Global compliance assurance meeting ISO 8676 DIN 961 standards for metric fastener interoperability.
Professional Applications & Engineering Value
This M10 hex head screw is engineered to address critical industrial fastening challenges where reliability and precision are paramount. The Class 8.8 steel construction delivers high tensile strength, making it ideal for machinery assembly, automotive components, and structural frameworks that endure dynamic loads. Its fully threaded design with fine 1.25mm pitch ensures superior clamping force and resistance to loosening in high-vibration settings like manufacturing equipment or conveyor systems. The external hex drive allows for efficient torque application with standard tools, reducing installation time and labor costs. Compliant with ISO 8676 DIN 961, it guarantees dimensional accuracy and interchangeability in global supply chains, supporting seamless integration into metric-based engineering projects.
Specification Summary & Compliance
This fastener adheres to precise metric dimensions including M10 thread size, 1.25mm fine pitch, and Class 6g thread fit for consistent performance. Manufactured in accordance with ISO 8676 DIN 961 specifications, it ensures dimensional accuracy and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental standards for industrial use.
