S-92820A745 M16 x 50 mm High-Strength Metric Steel Serrated-Flange Hex Head Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-oxide steel coating, extending service life in demanding industrial environments
• Superior mechanical strength with 130,000 psi tensile strength and Rockwell C27 hardness for reliable performance under high-stress conditions
• Secure anti-loosening performance through integrated serrations that maintain clamping force in vibrating applications
• Optimized load distribution with 31 mm flange diameter eliminating the need for separate washers and reducing surface pressure
• Precise metric threading with Class 6g tolerance ensuring consistent fit and compatibility with standard metric components
• Efficient installation using standard external hex tools for quick assembly and disassembly in confined spaces
• Full regulatory compliance with RoHS 3 and REACH standards for safe use across international markets

Professional Applications & Engineering Value

Engineered for heavy-duty industrial applications, this M16x2 mm metric hex head screw delivers exceptional performance in machinery assembly, structural frameworks, and equipment manufacturing. The black-oxide steel construction provides superior corrosion protection while maintaining Rockwell C27 hardness for wear resistance. The fully threaded design ensures maximum grip length and uniform stress distribution, while the integrated flange and serrations prevent loosening under vibration - a critical solution for automotive, construction, and industrial machinery where joint integrity is paramount. The coarse thread pitch enables faster installation while the Class 6g thread fit guarantees precise engagement with mating components.

Specification Summary & Compliance

This metric hex head screw features M16x2 mm coarse thread with Class 6g tolerance according to ISO metric standards, ensuring precise dimensional accuracy. The 50 mm length and 31 mm flange diameter provide optimal fastening capabilities. Manufactured from high-strength steel with black-oxide surface treatment, the screw meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements, making it suitable for regulated industrial applications worldwide. The external hex drive design conforms to standard tooling specifications for consistent installation performance.