S-93760A114 M30 DIN 935 Locknuts

Key Features & Benefits at a Glance

• Exceptional vibration resistance through the reliable cotter pin locking mechanism that prevents loosening under heavy loads and dynamic conditions
• Superior corrosion protection with zinc-plated steel construction, extending service life in harsh industrial environments
• High-strength performance with Class 8 rating, ensuring reliable fastening in demanding structural and machinery applications
• Secure and precise fit with Class 6H thread tolerance, providing consistent engagement and reducing assembly errors
• Optimized for quick installation using standard external hex drive tools, improving maintenance efficiency
• Durable locking slot design with 9mm depth and 7mm width, accommodating 6.3mm cotter pins for long-term safety retention
• Industry-standard compatibility with DIN 935 specifications, ensuring interchangeability and compliance with European engineering requirements

Professional Applications & Engineering Value

This M30 locknut delivers critical safety and reliability in high-vibration environments where standard fasteners fail. The zinc-plated steel construction provides essential corrosion resistance for outdoor machinery, agricultural equipment, and construction applications. With its coarse 3.5mm thread pitch and external hex drive, installation and removal are streamlined even in confined spaces. The integrated cotter pin locking mechanism offers permanent security against rotational loosening, making it ideal for rotating assemblies, axle systems, and structural connections subject to dynamic loads. Engineered to DIN 935 standards, this Class 8 strength locknut ensures consistent performance across industrial maintenance and OEM manufacturing applications where vibration resistance and fail-safe operation are paramount.

Specification Summary & Compliance

This heavy-duty locknut features M30x3.5mm coarse metric threads with Class 6H thread fit tolerance for precise engagement. Manufactured according to DIN 935 specifications with Class 8 strength rating and dimensions of 46mm width and 33mm height. The locking mechanism accommodates 6.3mm cotter pins with minimum slot dimensions of 9mm depth and 7mm width. Compliant with RoHS 3 (2015/863/EU) environmental standards for restricted substances.