S-91423A370 M42 DIN 934 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Class 8 strength grade, ensuring reliable performance in high-stress industrial applications.
• Superior vibration resistance due to M42 x 3mm extra fine threading, providing a secure, tight fit that minimizes loosening under dynamic loads.
• Precision fit and easy assembly with Class 6H thread tolerance, reducing installation time and preventing cross-threading issues.
• Long-term durability and corrosion resistance from high-quality steel construction, extending service life in harsh environments.
• Compliance with international standards including DIN 934, ensuring consistent quality and interchangeability in global projects.
• Enhanced safety and environmental responsibility with full REACH and RoHS 3 compliance, meeting strict regulatory requirements.
• Optimized for standard tools with a 65mm external hex drive profile, allowing for efficient tightening with common wrenches.

Professional Applications & Engineering Value

This M42 hex nut is engineered to address critical challenges in heavy machinery, structural assemblies, and precision equipment where vibration resistance and high tensile strength are paramount. The extra fine metric thread (3mm pitch) delivers a finer adjustment capability and superior clamping force distribution, reducing the risk of joint failure in dynamic or thermally cycling environments. Made from Class 8 steel, it withstands extreme loads without deformation, while the Class 6H thread fit ensures consistent engagement with mating bolts, eliminating play and enhancing structural integrity. Ideal for industries like automotive manufacturing, construction, and industrial automation, this DIN 934 compliant nut offers a reliable solution for applications demanding exacting thread precision and long-term corrosion resistance under rigorous operating conditions.

Specification Summary & Compliance

This hex nut features M42 x 3mm extra fine metric threading with a Class 6H thread fit for precise dimensional accuracy per ISO standards. It conforms to DIN 934 manufacturing specifications and is constructed from steel with a Class 8 strength grade. The nut dimensions are 65mm in width and 34mm in height, with a right-hand thread direction and standard external hex drive. It is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations, ensuring adherence to environmental and safety standards.