S-99183A280 M12 Locknuts
Locknuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior vibration resistance through precision distorted thread design, preventing loosening in high-stress environments
- Exceptional corrosion protection with zinc yellow-chromate plating, extending service life in harsh conditions
- High-strength performance with Class 10 rating, ensuring reliable fastening in demanding applications
- Easy installation and removal with standard external hex drive design compatible with common tools
- Precise thread engagement with Class 6H thread fit, providing consistent clamping force and reliability
- Optimized for coarse thread applications with M12 x 1.75mm configuration, ideal for rapid assembly in industrial settings
- Top lock distorted thread technology delivers immediate locking action without requiring additional components
Professional Applications & Engineering Value
This Class 10 locknut with distorted thread technology addresses critical vibration-induced loosening challenges in automotive assemblies, heavy machinery, and industrial equipment. The engineered top lock distorted thread creates immediate interference fit, maintaining clamp load under extreme dynamic loads where conventional nuts fail. The zinc yellow-chromate plating provides dual-layer protection against corrosion in outdoor or chemically aggressive environments, significantly reducing maintenance frequency and replacement costs. With its metric coarse threading (M12 x 1.75mm) and standard hex profile, this locknut enables rapid installation while delivering vibration-resistant performance that meets the reliability demands of critical industrial applications.
Specification Summary & Compliance
This metric locknut features precise Class 6H thread fit tolerance with M12 x 1.75mm coarse thread configuration and right-hand thread direction. The distorted thread locking mechanism operates through top lock design, ensuring consistent performance across temperature variations. Manufactured to meet international metric standards with dimensions of 19mm width and 12mm height. The zinc yellow-chromate plating provides RoHS and REACH compliant corrosion protection while maintaining the Class 10 strength rating for high-load applications.
