S-94640A119 3/8"-24 Weld Nuts

Key Features & Benefits at a Glance

• Enhanced torque resistance with 4130 Alloy Steel construction for reliable performance in high-stress environments
• Precise thread engagement through Class 2B thread fit ensuring smooth assembly and reduced cross-threading risks
• Optimized for 3/4" tube systems with compatibility for 0.065" wall thickness, providing secure connections in fluid and structural applications
• Left-hand threading design prevents loosening in rotating machinery and offers specialized directional fastening solutions
• Fine UNF thread spacing delivers superior vibration resistance and improved load distribution
• Partial threading allows for flexible positioning and easier alignment during welding operations
• Full regulatory compliance with RoHS 3 and REACH standards, ensuring safe use in global industrial markets

Professional Applications & Engineering Value

This 3/8"-24 UNF Left Hand Tube End Weld Nut addresses critical challenges in hydraulic systems, pneumatic assemblies, and structural frameworks where reverse-motion prevention is essential. Manufactured from 4130 Alloy Steel, it maintains integrity under cyclic loading and extreme temperatures, while the partially threaded design simplifies welding alignment on 3/4" OD tubing. The left-hand UNF fine threads provide reliable anti-rotation properties in conveyor systems and rotating equipment, reducing maintenance downtime. With a 15/16" thread length, it ensures sufficient engagement depth for high-pressure applications, making it ideal for aerospace, automotive, and heavy machinery sectors requiring precision weld nuts with certified material traceability.

Specification Summary & Compliance

This tube end nut features 3/8"-24 UNF left-hand threads with Class 2B thread fit per Unified Thread Standard, ensuring precise dimensional accuracy. The 15/16" thread length and 1 3/8" height provide optimal fastening geometry for 3/4" tube OD with 0.065" wall thickness compatibility. Manufacturing adheres to industry standards for partially threaded weld nuts, with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, guaranteeing safe usage in international industrial supply chains.