S-91310A876 M20 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
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior load-bearing capacity with Class 10.9 high-tensile steel construction, ensuring reliable performance in demanding applications
- Exceptional durability and wear resistance thanks to Rockwell C32 hardness, extending service life in harsh environments
- High tensile strength of 150,000 psi provides secure fastening for heavy-duty industrial and construction assemblies
- Easy installation and removal with external hex drive and 30mm head width, allowing for standard tool compatibility
- Reliable coarse thread design (M20x2.5) enables quick assembly and superior resistance to vibration loosening
- Full threading along the 50mm length offers maximum grip and uniform stress distribution across connected materials
- Compliance with international standards including ISO 4017 and DIN 933, ensuring interchangeability and quality assurance
Professional Applications & Engineering Value
This M20 hex head screw delivers exceptional engineering value in heavy-duty industrial applications where failure is not an option. Manufactured from Class 10.9 high-tensile steel, it addresses critical challenges in construction, machinery assembly, and structural frameworks by providing superior resistance to dynamic loads and environmental stressors. The fully threaded coarse pitch design (M20x2.5) ensures rapid installation while maintaining excellent vibration resistance, significantly reducing maintenance downtime. With Rockwell C32 hardness and 150,000 psi tensile strength, this metric hex bolt withstands extreme forces in demanding environments, from manufacturing equipment to infrastructure projects, offering engineers a reliable solution that combines maximum strength with long-term durability.
Specification Summary & Compliance
This fully threaded hex head screw features precise Class 6g thread fit tolerance for consistent engagement and meets ISO 4017/DIN 933 specifications for dimensional accuracy and mechanical properties. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, ensuring environmental responsibility and regulatory adherence for global industrial applications.
