S-94302A117 M8 x 20 mm DIN 6921 Super-Corrosion-Resistant 316 Stainless Steel Serrated-Flange Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial and marine environments
• Enhanced load distribution and vibration resistance thanks to the integrated serrated flange that eliminates need for separate washers
• High tensile strength of 100,000 psi ensures reliable performance in demanding mechanical applications
• Easy installation and removal with standard external hex drive design compatible with common tools
• Secure fastening with coarse threading providing excellent grip and reduced cross-threading risk
• Full threading along entire 20mm length offers maximum adjustment flexibility and holding power
• Regulatory compliance assurance meeting both RoHS 3 and REACH environmental standards

Professional Applications & Engineering Value

This M8 flanged hex head screw delivers exceptional engineering value through its 316 stainless steel composition, providing outstanding resistance to chemicals, saltwater, and extreme temperatures that typically degrade lesser fasteners. The serrated locking flange creates permanent anti-rotation properties, solving common vibration-induced loosening problems in machinery, automotive, and structural applications. With its fully threaded metric coarse pitch design and Class 6g thread fit, installation is streamlined while maintaining precise tolerances. The external hex drive accommodates high torque applications, making these industrial fasteners ideal for assembly lines where speed and reliability are critical. Engineered to DIN 6921 specifications, these screws provide consistent performance across manufacturing, marine, and chemical processing equipment where failure is not an option.

Specification Summary & Compliance

This M8 x 1.25mm metric screw features Class 6g thread fit tolerance according to ISO standards, ensuring precise thread engagement. Manufacturing complies with DIN 6921 specifications for dimensional accuracy and mechanical properties. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting the latest environmental regulations for industrial components. With dimensions including 20mm length, 18mm flange diameter, and 13mm hex head width, these fasteners deliver consistent performance across batch productions.