S-94640A710 5/8"-18 Weld Nuts

Key Features & Benefits at a Glance

• Exceptional strength-to-weight ratio from 4130 alloy steel construction for reliable performance in demanding industrial environments
• Precise tube compatibility with 1-1/2" OD tubing and 0.095" wall thickness for secure, leak-resistant connections
• Superior thread engagement with Class 2B UNF fine threading ensuring vibration resistance and consistent clamping force
• Optimized installation efficiency through partial threading design that simplifies alignment and reduces assembly time
• Enhanced durability with right-hand thread direction providing secure fastening in high-vibration applications
• Global compliance assurance meeting RoHS 3 and REACH standards for international industrial applications
• Reduced maintenance requirements through corrosion-resistant alloy steel construction extending service life

Professional Applications & Engineering Value

This 5/8"-18 UNF tube end weld nut delivers critical engineering solutions for industrial fluid systems and structural frameworks. The 4130 alloy steel construction provides exceptional tensile strength while maintaining weldability, making it ideal for hydraulic systems, pneumatic lines, and mechanical assemblies where tube fittings must withstand pressure fluctuations and mechanical stress. The partial threading design allows for precise positioning during welding operations, reducing distortion and ensuring proper alignment with 1-1/2" OD tubing. The UNF fine thread configuration with Class 2B tolerance guarantees secure engagement in high-vibration environments, preventing loosening in automotive, aerospace, and heavy equipment applications where reliable fastening solutions are paramount for operational safety and reduced downtime.

Specification Summary & Compliance

This tube end weld nut features 5/8"-18 UNF fine threading with Class 2B thread fit tolerance, ensuring precise engagement with mating components. The partially threaded design extends 1-5/8" with an overall height of 1-7/8", specifically engineered for 1-1/2" OD tubing with 0.095" wall thickness. Manufactured from 4130 alloy steel with right-hand thread direction, this component complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting international environmental and safety standards for industrial fasteners.