S-94640A390 7/16"-20 Weld Nuts

Key Features & Benefits at a Glance

• Superior tube connection integrity with precise 1" OD tube compatibility and 0.065" wall thickness specification for leak-proof assemblies
• Enhanced thread engagement reliability through Class 2B thread fit precision, reducing cross-threading risks in high-vibration environments
• Exceptional mechanical strength from 4130 Alloy Steel construction, maintaining structural integrity under heavy loads and stress
• Optimized fine thread performance with 7/16"-20 UNF threading providing superior clamping force distribution and vibration resistance
• Simplified welding installation through partially threaded design allowing secure positioning before final weld completion
• Long-term corrosion resistance with material properties that withstand harsh industrial environments and temperature variations
• Global compliance assurance meeting RoHS 3 and REACH standards for international projects and regulated industries

Professional Applications & Engineering Value

This 7/16"-20 UNF tube end weld nut delivers critical performance in hydraulic systems, pneumatic assemblies, and structural tubing applications where reliable end connections are paramount. The 4130 Alloy Steel construction provides exceptional tensile strength and fatigue resistance, addressing common failure points in high-pressure environments. Engineered with Class 2B thread fit precision, this partially threaded weld nut ensures perfect alignment during installation while the right-hand UNF fine threading maintains consistent clamping force in vibrating machinery. The specific design for 1" OD tubes with 0.065" wall thickness eliminates compatibility issues, making it ideal for aerospace, automotive, and industrial equipment requiring dependable tube fitting hardware solutions.

Specification Summary & Compliance

This precision tube end weld nut features 7/16"-20 UNF fine threads with Class 2B thread fit tolerance, 1" thread length, and 1-1/2" overall height. Manufactured from 4130 Alloy Steel with partial threading and right-hand thread direction, it's specifically engineered for 1" OD tubes with 0.065" wall thickness. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring suitability for global industrial applications requiring certified components.