S-94640A505 3/4"-16 Weld Nuts

Key Features & Benefits at a Glance

• Exceptional vibration resistance with left-hand UNF fine threading that maintains secure connections in high-torque applications
• Superior strength-to-weight ratio from 4130 alloy steel construction for demanding industrial environments
• Precision thread engagement with Class 2B fit ensuring reliable performance and reduced installation time
• Optimized tube compatibility specifically designed for 1-3/4" OD tubing with 0.12" wall thickness
• Enhanced safety compliance meeting both RoHS 3 and REACH environmental regulations
• Full 2-inch thread length providing maximum engagement surface for superior load distribution
• Reverse-thread functionality preventing loosening in rotating applications where standard right-hand threads would fail

Professional Applications & Engineering Value

This 3/4"-16 UNF left-hand thread weld nut delivers critical engineering solutions for industries requiring reverse-thread security in tube systems. The 4130 alloy steel construction provides exceptional tensile strength and fatigue resistance, making it ideal for hydraulic systems, pneumatic assemblies, and rotating machinery where standard right-hand threads would naturally loosen. The fine UNF threading with Class 2B fit ensures precise engagement with mating components, reducing the risk of cross-threading during installation. Specifically engineered for 1-3/4" OD tubing, this tube end weld nut addresses the critical need for reliable connections in high-vibration environments while maintaining full compliance with international environmental standards for industrial safety.

Specification Summary & Compliance

This weld nut features 3/4"-16 UNF left-hand fine threading with Class 2B thread fit per UNF standards, ensuring precise dimensional accuracy and reliable performance. The 2-inch height provides optimal thread engagement length for maximum strength. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming environmental safety and material traceability. Designed specifically for 1-3/4" OD tubing with 0.12" wall thickness, this component meets industrial specifications for tube end connection systems requiring left-hand thread security.