S-94863A208 M8 x 50 mm ISO 4017, DIN 933 High-Strength Metric Class 10.9 Steel Hex Head Screws
High-Strength Metric Class 10.9 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
- Exceptional tensile strength with Class 10.9 rating (150,000 psi) ensures reliable performance in high-stress applications
- Superior corrosion resistance from specialized coating extends service life in harsh industrial environments
- Precision metric threading with M8 x 1.25mm coarse pitch provides excellent grip and easier installation
- Rockwell C32 hardness maintains structural integrity under heavy loads and repeated use
- Full threading design offers maximum engagement and uniform stress distribution
- Standard-compliant manufacturing per ISO 4017/DIN 933 guarantees interchangeability and quality consistency
- External hex head design enables secure tool engagement and efficient installation with common wrenches
Professional Applications & Engineering Value
These high-strength hex head screws deliver critical performance advantages for demanding industrial applications. The Class 10.9 steel construction combined with Rockwell C32 hardness provides exceptional resistance to vibration loosening and fatigue failure in heavy machinery, structural frameworks, and automotive assemblies. The corrosion-resistant coating protects against environmental degradation in outdoor equipment and marine applications, while the M8 coarse thread pitch ensures rapid installation and superior holding power in various materials. Engineered to ISO 4017 standards, these fully threaded metric screws offer reliable, standardized fastening solutions that reduce assembly time and maintenance requirements across manufacturing, construction, and equipment maintenance sectors.
Specification Summary & Compliance
Manufactured to precise Class 6h thread fit tolerance with right-hand metric coarse threading (M8 x 1.25mm). Complies with ISO 4017 (equivalent to DIN 933) manufacturing specifications. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance standards. Features 50mm length with fully threaded design and external hex drive (13mm width, 5.3mm height) for standardized tool compatibility.
