S-99183A580 M12 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through top lock distorted thread design that maintains clamping force under dynamic loads
• Exceptional durability with black phosphate steel coating providing corrosion resistance in industrial environments
• High-strength performance with Class 10 rating ensuring reliable fastening in demanding applications
• Precise thread engagement with Class 6H thread fit and fine 1.5mm pitch for secure, accurate installation
• Easy installation and removal using standard 19mm external hex drive compatible with common tools
• Environmental compliance meeting RoHS 3 and REACH standards for safe, sustainable manufacturing
• Optimized height-to-strength ratio with 12mm profile providing maximum performance in compact spaces

Professional Applications & Engineering Value

This M12 locknut with distorted thread technology addresses critical vibration-induced loosening in industrial machinery, automotive assemblies, and heavy equipment. The black phosphate steel construction delivers enhanced corrosion protection while maintaining the Class 10 strength rating required for high-stress applications. The fine 1.5mm pitch metric thread ensures precise engagement with mating components, while the top lock distorted section creates permanent resistance against rotational forces. Engineered for external hex drive compatibility, this locknut simplifies maintenance procedures without compromising the security of critical connections in vibration-prone environments.

Specification Summary & Compliance

This metric distorted thread locknut features M12x1.5mm fine threads with Class 6H thread fit tolerance, 19mm hex width, and 12mm height. Manufactured to metric standards with top lock distorted thread technology for secure fastening. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for industrial applications worldwide.