S-94640A503 3/4"-16 Weld Nuts

Key Features & Benefits at a Glance

• Exceptional vibration resistance with left-hand threading that prevents loosening in rotating equipment applications
• Superior strength-to-weight ratio from 4130 alloy steel construction for demanding industrial environments
• Precise tube compatibility engineered specifically for 1 1/2" OD tubing with 0.25" wall thickness
• Reliable thread engagement with Class 2B fit ensuring consistent performance in high-stress applications
• Full 2-inch thread length provides maximum contact surface for secure, permanent installations
• Fine UNF threading delivers enhanced clamping force and superior sealing capabilities
• Environmental compliance meeting both RoHS 3 and REACH standards for global industrial use

Professional Applications & Engineering Value

This tube end weld nut addresses critical challenges in hydraulic systems, pneumatic assemblies, and structural tubing applications where reverse rotation prevention is essential. The 4130 alloy steel construction provides exceptional tensile strength and fatigue resistance, making it ideal for high-vibration environments in aerospace, automotive, and heavy machinery sectors. The left-hand UNF fine threading offers superior anti-loosening properties while maintaining precise alignment with mating components. Engineered specifically for 1 1/2" tube OD compatibility, this fully threaded weld nut ensures uniform stress distribution and eliminates potential failure points in critical industrial weld nut applications where reliability is paramount.

Specification Summary & Compliance

This precision tube end weld nut features 3/4"-16 UNF left-hand fine threading with Class 2B thread fit per UNF standards, ensuring consistent dimensional accuracy and reliable performance. The 2-inch thread length provides complete engagement capability while maintaining strict manufacturing tolerances. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental standards for industrial fasteners. Engineered for 1 1/2" tube OD with 0.25" wall thickness specifications, this weld nut delivers exceptional performance in demanding heavy duty tube fittings applications.