S-90373A132 M16 x 30 mm ISO 4017, DIN 933 Extreme-Strength Metric Class12.9 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 170,000 psi ensures reliable performance in the most demanding heavy-duty applications, reducing the risk of fastener failure.
• High hardness rating of Rockwell C39 provides superior resistance to wear and deformation, extending the service life of your assemblies.
• Fully threaded design with Class 6g fit offers maximum grip and consistent clamping force along the entire 30mm length for secure connections.
• Coarse 2mm pitch thread enables faster installation and easier alignment, saving valuable time in production and maintenance.
• External hex drive and standard hex head allow for high-torque application with common tools, simplifying assembly and disassembly processes.
• Compliance with RoHS 3 and REACH regulations guarantees that these screws are safe for use in various markets and environmentally conscious projects.
• Manufactured to ISO 4017/DIN 933 standards ensures dimensional accuracy and interchangeability, providing peace of mind for global engineering specifications.

Professional Applications & Engineering Value

This M16 hex head screw is engineered from high-grade Class 12.9 steel, making it an ideal heavy-duty fastener for critical structural applications. Its fully threaded body with right-hand coarse spacing and Class 6g thread fit ensures rapid, secure installation in machinery, construction, and automotive assemblies, where vibration resistance and high tensile strength are paramount. The external hex drive facilitates easy tightening with standard wrenches, reducing assembly time and labor costs. By meeting ISO 4017/DIN 933 specifications, it provides reliable performance in environments requiring precise metric fastening solutions, preventing loosening and maintaining integrity under extreme loads.

Specification Summary & Compliance

This screw features a metric M16 x 2mm thread with coarse spacing and a Class 6g thread fit for standard tolerance. It is manufactured in accordance with ISO 4017 and DIN 933 standards, ensuring dimensional consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in regulated industrial and international markets.