S-91310A403 M24 x 40 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 of 150,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- High hardness rating (Rockwell C32) provides superior resistance to wear and deformation, extending the service life of the fastener.
- Fully threaded design offers consistent grip and clamping force along the entire 40mm length, ideal for secure fastening in thick materials.
- Class 10.9 strength grade guarantees high yield and tensile strength, making it suitable for critical, heavy-duty industrial uses.
- Coarse thread pitch (3mm) allows for quicker installation and better performance in materials prone to vibration or thermal expansion.
- Class 6g thread fit ensures precise, reliable engagement with nuts and tapped holes, minimizing assembly issues and improving joint integrity.
- Compliance with ISO 4017 and environmental standards (RoHS 3, REACH) assures quality, safety, and suitability for regulated industries.
Professional Applications & Engineering Value
Engineered for demanding environments, this M24 hex head screw delivers robust performance where failure is not an option. The Class 10.9 steel construction and fully threaded metric design provide high clamp load and vibration resistance, solving common issues like loosening under dynamic loads. Its external hex drive and coarse thread spacing enable efficient installation with standard tools, reducing assembly time in heavy-duty applications such as machinery, structural steelwork, and automotive assemblies. The right-hand thread and precise Class 6g thread fit ensure consistent engagement, enhancing reliability in critical joints while meeting ISO 4017 specifications for consistent quality.
Specification Summary & Compliance
This fastener adheres to ISO 4017 (equivalent to DIN 933) with a Class 6g thread fit for metric coarse threads, ensuring dimensional accuracy and interchangeability. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances. Manufactured to Class 10.9 strength standards, it meets rigorous mechanical requirements for industrial use.
