S-98093A897 M16 x 90 mm ASME B18.2.3.9M, SAE J1199 High-Strength Metric Class 10.9 Steel Flanged Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Class 10.9 strength rating and 150,000 psi tensile strength for reliable performance in high-stress applications
• Superior corrosion resistance provided by black-phosphate steel coating, extending service life in demanding industrial environments
• Enhanced stability and distribution through the integrated flange design, reducing the need for separate washers and preventing surface damage
• Optimized thread engagement with M16x2 mm coarse threading and Class 6g tolerance for faster assembly and secure fastening
• Robust external hex drive with 24 mm head width for high-torque applications and easy installation with standard tools
• Precision engineering compliance meeting ASME B18.2.3.9M standards for consistent quality and dimensional accuracy
• Environmental regulation adherence with RoHS 3 and REACH compliance for safe use across global industrial markets

Professional Applications & Engineering Value

This M16 hex head screw delivers critical engineering solutions for heavy machinery, structural assemblies, and industrial equipment where vibration resistance and long-term reliability are paramount. The black-phosphate steel construction provides superior corrosion protection in challenging environments, while the Class 10.9 strength rating ensures consistent performance under extreme loads. The flanged design eliminates the need for additional washers, simplifying assembly while providing superior clamping force distribution. With partial threading and metric coarse thread pitch, this fastener offers optimal grip length and rapid installation in steel frameworks, automotive components, and construction applications where high tensile strength screws are essential for structural integrity.

Specification Summary & Compliance

This metric hex head screw features precise M16x2 mm coarse threading with Class 6g thread fit tolerance, ensuring consistent engagement and reliable fastening performance. Manufactured to ASME B18.2.3.9M specifications for dimensional accuracy and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting international standards for industrial applications requiring verified material safety and performance reliability.