S-92820A640 M12 x 35 mm High-Strength Metric Steel Serrated-Flange Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide steel coating for extended service life in demanding industrial environments
• Enhanced torque transmission through external hex drive design, ensuring secure installation with standard tools
• Reliable vibration resistance from integrated serrations that prevent loosening under dynamic loads
• Optimized load distribution with flanged design that eliminates the need for separate washers
• Exceptional mechanical strength with 130,000 psi tensile strength and Rockwell C27 hardness for heavy-duty applications
• Precision threading compatibility with Class 6g metric coarse threads ensuring consistent engagement
• Full-threaded construction providing maximum grip length and holding power across the entire fastener

Professional Applications & Engineering Value

These M12 hex head screws with black-oxide steel construction address critical challenges in industrial assembly where corrosion resistance and vibration management are paramount. The combination of fully threaded design and Class 6g thread fit ensures precise alignment and maximum load distribution in machinery, automotive, and structural applications. The integrated flange eliminates washer requirements while the serrations provide positive locking against rotational forces. With 130,000 psi tensile strength and coarse thread pitch, these metric screws deliver reliable performance in high-vibration environments while maintaining installation efficiency.

Specification Summary & Compliance

This M12 x 1.75mm hex head screw features Class 6g thread tolerance according to metric standards with 35mm length and 24mm flange diameter. Manufactured from high-strength steel with black-oxide surface treatment, the fastener meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements for environmental safety and regulatory adherence in industrial applications.