S-97050A206 M20 x 70 mm DIN 6912 Alloy Steel Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with Black-Oxide finish, ideal for harsh industrial environments.
• High tensile strength of 110,000 psi ensures reliable performance under heavy loads and vibrations.
• Low-profile head design saves space and allows for use in tight-clearance applications.
• Pilot recess and 17mm hex drive provide secure tool engagement, reducing cam-out and installation time.
• Class 8.8 strength rating guarantees consistent mechanical properties for demanding assemblies.
• Partially threaded shank offers precise clamping force without unnecessary threading.
• Compliance with DIN 6912 and RoHS 3 ensures quality, safety, and environmental standards are met.

Professional Applications & Engineering Value

This M20x2.5 coarse thread socket head cap screw is engineered for high-stress applications in machinery, automotive, and structural assemblies. The Black-Oxide Alloy Steel construction provides excellent wear and corrosion resistance, extending service life in demanding conditions. With a low-profile socket head and pilot recess, it minimizes head protrusion and prevents tool slippage, ensuring efficient installation and reduced maintenance. The Class 8.8 strength and 110,000 psi tensile strength deliver reliable clamping force, preventing joint failure in dynamic loads. Ideal for use where space and durability are critical, this fastener meets DIN 6912 specifications for consistent performance.

Specification Summary & Compliance

This screw features a Metric M20x2.5 coarse thread with Class 6g thread fit for precise engagement, a minimum thread length of 46 mm, and overall length of 70 mm. It complies with DIN 6912 manufacturing standards and is RoHS 3 (2015/863/EU) compliant, ensuring adherence to environmental and safety regulations. The Rockwell C20 hardness and Class 8.8 strength rating confirm its durability and mechanical reliability in industrial applications.