S-93760A116 M16 DIN 935 Locknuts

Key Features & Benefits at a Glance

• Superior Vibration Resistance: Cotter pin locking mechanism ensures the nut stays securely in place even under extreme vibration and dynamic loads, preventing loosening in critical applications.
• High-Strength Performance: Made from Class 8 steel, this locknut provides excellent tensile strength and durability for heavy-duty industrial use.
• Precise and Reliable Fit: Features a Class 6H thread fit and coarse M16x2mm metric thread, offering consistent engagement and easy assembly with standard bolts.
• Standardized Compatibility: Compliant with DIN 935 specifications, ensuring interchangeability and reliability in European machinery and equipment designs.
• Enhanced Safety and Security: Integrated 4mm cotter pin slot (with min. slot depth of 6mm and width of 4.5mm) allows for positive mechanical locking, ideal for safety-critical assemblies.
• Durable and Corrosion-Resistant Material: Constructed from robust steel, providing long-term performance in demanding environments like construction and automotive sectors.
• Environmental and Regulatory Compliance: RoHS 3 (2015/863/EU) Compliant, meeting strict environmental standards for hazardous substances, making it suitable for global supply chains.

Professional Applications & Engineering Value

This M16 locknut is engineered to address common challenges in high-stress environments, such as vibration-induced loosening and the need for fail-safe fastening. The cotter pin locking type provides a mechanical lock that is highly effective in automotive, machinery, and construction applications, where safety and reliability are paramount. Made from Class 8 steel with a standard hex profile and external drive style, it ensures easy installation and removal with common tools, while the metric coarse thread (M16x2mm) and Class 6H thread fit deliver precise alignment and reduced risk of cross-threading. This design minimizes maintenance downtime and enhances the longevity of assemblies, making it a cost-effective solution for heavy-duty industrial fastening that demands consistent performance under dynamic loads.

Specification Summary & Compliance

This product adheres to precise dimensional and performance standards, including a thread fit of Class 6H and compliance with DIN 935 for locknuts. Key specifications include a thread size of M16 with a 2mm pitch and coarse spacing, right-hand thread direction, and physical dimensions of 24mm width and 19mm height. It meets RoHS 3 (2015/863/EU) compliance for environmental safety and is rated for a strength class of 8, ensuring reliability in accordance with industrial manufacturing norms. The cotter pin slot is designed for a 4mm diameter pin, with minimum slot dimensions of 6mm depth and 4.5mm width, supporting secure fastening in regulated applications.