S-3638N121 M8 x 35 mm DIN 561B Set Screws
Set 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
- Superior holding power with Class 8.8 steel strength and Rockwell C20 hardness, ensuring reliable performance under high-stress conditions.
- Precise and secure fastening due to the extended tip design and Class 6g thread fit, minimizing loosening in demanding applications.
- Easy installation and removal with the external hex drive and coarse 1.25mm pitch threads, reducing assembly time and effort.
- Enhanced durability and corrosion resistance from high-quality steel construction, extending service life in industrial environments.
- Compliance with international standards including DIN 561B, ensuring consistent quality and interchangeability.
- Safe for sensitive applications as it meets RoHS 3 and REACH regulations, supporting environmental and health safety.
- Versatile right-hand threading for standard use in machinery, automotive, and equipment assembly.
Professional Applications & Engineering Value
This M8 x 1.25mm x 35mm steel hex set screw is engineered to address common industrial challenges such as component slippage and vibration-induced failures. Made from Class 8.8 steel with a Rockwell C20 hardness, it provides excellent tensile strength and wear resistance, ideal for securing pulleys, gears, and couplings in machinery. The extended tip and coarse thread design ensure deep engagement and reliable clamping force, reducing maintenance needs in automotive, manufacturing, and assembly lines. Its external hex drive allows for high-torque application with standard tools, streamlining installation while adhering to DIN 561B standards for consistent performance in precision engineering applications.
Specification Summary & Compliance
This set screw features a metric M8 thread with a 1.25mm coarse pitch and Class 6g thread fit for precise tolerance. Dimensions include a 35mm length, 10mm head width, and extended tip with diameter of 5.5mm and tolerances as specified. It complies with DIN 561B manufacturing standards and is verified to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability.
