S-94640A301 3/8"-24 Weld Nuts

Key Features & Benefits at a Glance

• Secure tube connections with specialized tube end design for reliable fastening on 1" OD tubing
• Enhanced durability through premium 4130 alloy steel construction for long-lasting performance in demanding environments
• Precise thread engagement with Class 2B thread fit ensuring consistent, reliable connections every time
• Counter-rotation security through left-hand threading that prevents loosening in rotating applications
• Optimized thread contact with UNF fine threading providing superior vibration resistance
• Environmental compliance assurance meeting RoHS 3 and REACH standards for global industrial applications
• Versatile installation capability with partial threading allowing for flexible positioning during welding operations

Professional Applications & Engineering Value

This specialized tube end weld nut addresses critical challenges in hydraulic systems, pneumatic assemblies, and industrial tubing applications where vibration resistance and secure fastening are paramount. The 4130 alloy steel construction provides exceptional strength-to-weight ratio, making it ideal for aerospace, automotive, and heavy machinery applications. The left-hand UNF fine threading offers reliable performance in counter-rotational scenarios, preventing accidental disassembly in dynamic environments. With its precise Class 2B thread fit and partial threading design, this nut ensures optimal weld placement while maintaining thread integrity. Engineered specifically for 1" OD tubes with 0.083" wall thickness, it delivers consistent performance in high-stress industrial settings where tube fittings must withstand constant pressure and mechanical stress.

Specification Summary & Compliance

This 3/8"-24 UNF left hand tube end weld nut features precision Class 2B thread fit with 1" thread length and 1-1/2" overall height. Manufactured to UNF fine thread standards with partial threading configuration. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in global industrial applications. Designed specifically for 1" OD tubes with 0.083" wall thickness, maintaining strict dimensional accuracy for reliable performance in critical weld nut applications.