S-92673A155 5/8"-18 ASTM F594 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
- Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments and outdoor applications
- Precise fine thread engagement with UNF 5/8"-18 threading and Class 2B fit for secure, vibration-resistant connections
- Reliable mechanical performance meeting ASTM F594 standards, ensuring consistent quality and load distribution
- Easy installation and removal with standard external hex drive design compatible with common wrench tools
- Environmental compliance assurance with RoHS 3 and REACH regulations for safe use in regulated industries
- Durable right-hand threading providing long-term service life in high-stress assembly applications
- Optimal dimensional stability with 15/16" width and 35/64" height for consistent performance across multiple installations
Professional Applications & Engineering Value
These 5/8"-18 UNF hex nuts deliver exceptional value in demanding industrial settings where corrosion resistance and thread precision are critical. Manufactured from 18-8 stainless steel, they effectively combat rust and chemical degradation in marine, chemical processing, and food industry applications. The fine thread configuration provides superior vibration resistance compared to coarse threads, making them ideal for machinery subjected to constant motion or thermal cycling. The Class 2B thread fit ensures smooth assembly without compromising connection security, while the external hex drive design allows for efficient installation in confined spaces. These nuts solve common engineering challenges including galvanic corrosion in mixed-material assemblies and thread stripping in high-cycle applications.
Specification Summary & Compliance
This hex nut features 5/8"-18 UNF fine threading with Class 2B thread fit per unified thread standards, ensuring precise dimensional accuracy. Manufacturing complies with ASTM F594 specifications for stainless steel nuts, guaranteeing mechanical properties and performance consistency. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting current environmental safety standards for industrial fastener applications.
