S-90636A127 1"-8 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 center lock distorted thread design that maintains secure fastening under extreme conditions
- Exceptional strength and durability with Grade 8 classification, suitable for heavy-duty industrial applications
- Enhanced corrosion protection provided by zinc-flake coating, extending service life in harsh environments
- Reliable thread engagement with Class 2B thread fit ensuring consistent performance and easy assembly
- Optimized for high-stress applications featuring coarse UNC threads that resist loosening under dynamic loads
- Environmental compliance assurance meeting both REACH and RoHS 3 standards for safe industrial use
- Standard external hex drive for compatibility with common tools and straightforward installation
Professional Applications & Engineering Value
This Grade 8 heavy-duty locknut with center lock distorted thread technology addresses critical vibration-induced loosening challenges in industrial machinery, construction equipment, and transportation systems. The zinc-flake-coated steel construction provides exceptional corrosion resistance while maintaining the high tensile strength required for structural applications. The 1"-8 UNC coarse thread configuration ensures rapid assembly and disassembly while the distorted thread locking mechanism creates permanent friction that prevents back-off without compromising thread integrity. Engineered for heavy-duty industrial applications where safety and reliability are paramount, this locknut delivers consistent performance in high-vibration environments including manufacturing equipment, automotive assemblies, and infrastructure projects.
Specification Summary & Compliance
This 1"-8 UNC locknut features Class 2B thread fit tolerance for precise engagement and meets Grade 8 strength classification requirements. The manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards. With dimensions of 1 1/2" width and 55/64" height, this right-hand threaded external hex locknut utilizes center lock distorted thread technology for secure fastening in demanding industrial applications.
