S-91270A360 M12 Locknuts
Locknuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
Washer Parameters
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Key Features & Benefits at a Glance
- Superior vibration resistance with integrated spring lock washer that maintains consistent clamping force under dynamic loads
- Exceptional corrosion protection through zinc-plated steel construction for extended service life in harsh environments
- Heavy-duty performance with Class 8 strength rating ensuring reliable performance in high-stress applications
- Precise thread engagement with Class 6H thread fit providing consistent, secure fastening connections
- Easy installation and removal with standard external hex drive design compatible with common wrench tools
- Optimized for industrial use with metric coarse thread (M12 x 1.75mm) for quick assembly in demanding applications
- Comprehensive compliance meeting RoHS 3 standards for environmental and safety requirements
Professional Applications & Engineering Value
This M12 locknut with integrated spring washer technology addresses critical vibration-induced loosening challenges in industrial machinery, automotive assemblies, and structural applications. The zinc-plated steel construction provides essential corrosion resistance while maintaining the Class 8 strength rating required for heavy-duty fastening. The metric coarse thread (1.75mm pitch) ensures rapid installation in production environments, while the Class 6H thread fit guarantees precise engagement with mating components. The combination of external hex drive and right-hand thread orientation makes this locknut compatible with standard tooling, reducing installation time and improving maintenance efficiency across various industrial sectors.
Specification Summary & Compliance
This metric locknut features M12 x 1.75mm coarse threads with Class 6H thread fit tolerance, 19mm width, and 13.8mm height dimensions. Manufactured from zinc-plated steel with integrated steel spring lock washer (25.5mm OD), it meets Class 8 strength rating requirements and complies with RoHS 3 (2015/863/EU) environmental standards for industrial fastener applications.
