S-95479A115 5/16"-18 ASME B18.2.2 Hex Nuts
Hex Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Exceptional strength for demanding applications - Grade 5 classification ensures reliable performance in heavy-duty and high-stress environments
- Superior corrosion protection - Black Oxide Steel coating provides enhanced resistance to rust and environmental degradation
- Precise thread engagement - Class 2B thread fit guarantees consistent, secure fastening with minimal risk of cross-threading
- Optimized for rapid installation - Coarse UNC threads and external hex drive design enable quick assembly and disassembly
- Industry-standard compatibility - ASME B18.2.2 compliance ensures perfect fit with standard mating components
- Environmental compliance assurance - Meets RoHS 3 and REACH regulations for safe use in regulated industries
- Dimensional consistency - Standard 1/2" width and 17/64" height provide reliable, repeatable performance across applications
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these Grade 5 hex nuts deliver exceptional performance where reliability matters most. The Black Oxide Steel construction provides superior corrosion resistance, extending service life in challenging environments from manufacturing equipment to structural assemblies. The 5/16"-18 UNC coarse thread configuration ensures rapid installation and removal while maintaining secure fastening integrity. With external hex drive compatibility, these nuts work seamlessly with standard wrenching tools, reducing installation time and labor costs. The Class 2B thread fit guarantees precise mating with corresponding Grade 5 bolts, minimizing vibration-induced loosening in machinery, construction, and automotive applications where ASME B18.2.2 compliance is essential for safety and performance.
Specification Summary & Compliance
This hex nut features precise Class 2B thread fit with 5/16"-18 UNC coarse thread configuration, manufactured to ASME B18.2.2 specifications. The fastener meets Grade 5 strength requirements with standard dimensions of 1/2" width and 17/64" height. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental safety and regulatory acceptance for industrial use worldwide.
