S-90373A141 M24 x 70 mm ISO 4017, DIN 933 Extreme-Strength Metric Class12.9 Steel Hex Head Screws
Extreme-Strength Metric Class12.9 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 load-bearing capacity with 170,000 psi tensile strength, ideal for high-stress industrial applications
- Superior hardness and durability with Rockwell C39 rating, resisting wear and deformation under heavy use
- Reliable coarse thread engagement with M24x3 pitch and Class 6g fit, ensuring secure fastening and easy installation
- Full threading along the 70mm length provides maximum grip and uniform stress distribution in assemblies
- Standard-compliant design meeting ISO 4017/DIN 933 specifications for consistent quality and interchangeability
- External hex drive compatibility with 36mm head width, allowing for standard tool use and high torque application
- Environmentally responsible manufacturing with RoHS 3 and REACH compliance, safe for regulated industries
Professional Applications & Engineering Value
This M24 hex head screw in Class 12.9 steel delivers critical performance in demanding environments like heavy machinery, structural steelwork, and automotive assemblies. Its fully threaded metric coarse thread design ensures rapid installation and robust clamping force, reducing the risk of loosening under vibration. The high tensile strength and Rockwell C39 hardness provide exceptional resistance to shear and fatigue, addressing common failure points in industrial fastening. Compliant with ISO 4017/DIN 933, it guarantees dimensional accuracy and reliability, making it a trusted choice for engineers specifying heavy-duty metric bolts for critical connections.
Specification Summary & Compliance
This fastener features a Class 6g thread fit per metric standards, ensuring precise thread engagement. Manufactured to ISO 4017 where identical to DIN 933, it maintains strict dimensional tolerances for length (70mm), head dimensions (36mm width, 15mm height), and M24x3 coarse pitch threading. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in environmentally conscious and regulated industrial markets.
