S-91180A638 M10 x 40 mm ISO 8765, DIN 960 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 corrosion resistance with zinc plating for extended service life in harsh industrial environments
- High tensile strength of 110,000 psi ensures reliable performance under heavy loads and vibration
- Precision Class 6h thread fit provides secure, consistent fastening with minimal play
- Fine 1.25mm pitch threading offers enhanced grip and vibration resistance in critical applications
- Partially threaded design allows for optimal clamping force distribution and joint stability
- External hex drive compatibility enables quick installation with standard tools and high torque application
- Class 8.8 strength rating delivers proven mechanical performance for structural and heavy-duty applications
Professional Applications & Engineering Value
These M10 hex head screws deliver exceptional engineering value in demanding industrial applications where vibration resistance and structural integrity are paramount. The Class 8.8 steel construction combined with Rockwell C21 hardness provides reliable performance in machinery assembly, structural frameworks, and heavy equipment manufacturing. The fine 1.25mm pitch metric thread offers superior resistance to loosening under dynamic loads, while the zinc plating protects against corrosion in challenging environments. The partially threaded design ensures optimal stress distribution, making these industrial fasteners ideal for applications requiring precise clamping force and joint stability in automotive, construction, and manufacturing sectors.
Specification Summary & Compliance
This metric hex head screw features precise M10 x 1.25mm fine threading with Class 6h thread fit tolerance and 26mm minimum thread length. Manufactured to ISO 8765 specifications (where identical to DIN 960) with right-hand threading and external hex drive compatibility. The fastener meets Class 8.8 strength requirements with 110,000 psi tensile strength and Rockwell C21 hardness. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial applications.
