S-91872A122 M30 DIN 6915 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional load distribution due to the extra wide profile, reducing surface pressure and preventing material damage in high-stress assemblies.
• Superior strength for critical applications with a Class 10 strength grade, ensuring reliable performance under heavy loads and vibration.
• Guaranteed dimensional accuracy and interchangeability from compliance with the rigorous DIN 6915 standard.
• Fast and easy installation with a coarse thread pitch and Class 6H thread fit, allowing for quick assembly while maintaining a secure connection.
• Long-term durability and corrosion resistance provided by the high-quality steel construction.
• Confident global sourcing with full compliance to RoHS 3 and REACH environmental regulations.
• Optimized for use with standard tools featuring an external hex drive for common wrench sizes.

Professional Applications & Engineering Value

This M30 heavy-duty hex nut is engineered to solve critical challenges in structural and heavy machinery applications. Its extra wide profile, as defined by DIN 6915, provides a larger bearing surface, which is essential for distributing immense clamping forces and preventing joint failure in construction, mining, and large-scale manufacturing equipment. The Class 10 strength grade and robust steel material ensure it can withstand severe dynamic loads, shock, and vibration without compromising integrity. The coarse metric thread (M30 x 3.5mm) with a Class 6H thread fit offers excellent resistance to loosening and ensures a reliable, long-lasting connection, making it a fundamental component for engineers prioritizing safety and durability in their designs.

Specification Summary & Compliance

This nut conforms to the dimensional and mechanical requirements of DIN 6915. Key specifications include a Metric M30 thread with a 3.5 mm coarse pitch and a Class 6H thread fit for assured dimensional accuracy. The physical dimensions are a 50 mm width and 24 mm height. It meets the Fastener Strength Grade Class 10. The product is manufactured to be fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations.