S-94166A140 M8 DIN 934 Hex Nuts
Hex Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Enhanced corrosion resistance with black oxide coating for extended service life in harsh industrial environments
- Superior load-bearing capacity from Class 10 strength grade, ensuring reliable performance under high-stress conditions
- Precision thread engagement with 6H thread fit class for secure, vibration-resistant connections
- Industry-standard compatibility through DIN 934 certification and metric coarse threading (M8 x 1.25 mm)
- Optimized installation efficiency with standard 13mm external hex drive for common wrench tools
- Regulatory compliance assurance meeting RoHS 3 and REACH standards for safe industrial usage
- Dimensional consistency with 6.5mm height profile for uniform clamping force distribution
Professional Applications & Engineering Value
This Class 10 black oxide steel hex nut delivers exceptional engineering value through its DIN 934-compliant design and M8 coarse threading with 1.25 mm pitch. The black oxide surface treatment provides critical corrosion protection for industrial equipment, machinery assemblies, and structural frameworks exposed to moisture or chemical agents. Its 6H thread fit class ensures precise mating with compatible bolts, eliminating play and maintaining joint integrity under dynamic loads. The standard hex profile (13mm width) accommodates common torque tools, streamlining installation in confined spaces while the right-hand thread direction supports conventional assembly workflows. Ideal for automotive, construction, and heavy machinery applications where vibration resistance and long-term reliability are paramount.
Specification Summary & Compliance
Manufactured to DIN 934 standards with Class 6H thread tolerance for metric coarse threading (M8 x 1.25 mm). Features 13mm width across flats and 6.5mm height dimensions. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, containing no SVHC above threshold limits. Class 10 strength rating confirms mechanical performance per international fastener standards.
