S-90716A108 M20 DIN 6923 Flange Nuts

Key Features & Benefits at a Glance

• Superior vibration resistance with precision serrations that bite into surfaces, preventing loosening under dynamic loads.
• Enhanced load distribution from the 42.8 mm flange, reducing surface pressure and preventing material damage.
• High-strength performance with Class 10 steel construction, ensuring reliability in heavy-duty applications.
• Secure coarse thread locking with M20 x 2.5 mm metric threads and Class 6H fit for precise, durable fastening.
• Easy installation and removal using a standard external hex drive, compatible with common tools.
• Compliance with industry standards including DIN 6923, REACH, and RoHS 3, guaranteeing safety and quality.
• Durability in harsh environments thanks to robust steel material and corrosion-resistant properties.

Professional Applications & Engineering Value

This M20 flange lock nut is engineered to address critical issues in industrial settings, such as vibration-induced loosening and joint failure. The serrated locking type ensures a firm grip on surfaces, making it ideal for heavy-duty applications in automotive, construction, and machinery. Its Class 10 steel construction and coarse thread design provide high tensile strength and easy assembly, reducing downtime. The 42.8 mm flange diameter distributes clamping force evenly, protecting components from stress concentration. Compliant with DIN 6923, it offers reliable performance in demanding environments where safety and longevity are paramount.

Specification Summary & Compliance

This nut features M20 x 2.5 mm coarse threads with a Class 6H thread fit for precise tolerance, adhering to DIN 6923 standards. It includes a flange diameter of 42.8 mm and thickness of 3 mm, ensuring dimensional accuracy. The product is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU), meeting environmental and safety regulations for industrial use.