S-94640A405 3/4"-16 Weld Nuts

Key Features & Benefits at a Glance

• Exceptional strength and durability from 4130 alloy steel construction, ideal for high-stress industrial environments
• Secure reverse-threading performance with left-hand UNF threads preventing loosening in rotating machinery applications
• Precision thread engagement with Class 2B fit ensuring reliable, vibration-resistant connections in critical assemblies
• Optimized tube compatibility specifically designed for 1-1/8" OD tubing with 0.095" wall thickness
• Full-length threading provides maximum contact surface for superior load distribution and joint integrity
• Regulatory compliance assurance with RoHS 3 and REACH standards for global manufacturing applications
• Fine thread spacing delivers enhanced adjustment precision and superior clamping force control

Professional Applications & Engineering Value

This 3/4"-16 UNF left hand thread tube end weld nut delivers critical engineering solutions for aerospace, automotive, and heavy machinery applications where reverse threading prevents accidental disassembly in rotating systems. The 4130 alloy steel construction maintains structural integrity under extreme vibration and load conditions, while the fully threaded design and Class 2B fit ensure consistent performance in high-pressure hydraulic and pneumatic systems. Engineered specifically for 1-1/8" tube OD applications with 0.095" wall thickness, this component solves alignment and sealing challenges in tubing networks, providing reliable connections that withstand thermal cycling and mechanical stress.

Specification Summary & Compliance

This tube end weld nut features 3/4"-16 UNF left hand threads with Class 2B thread fit and fine thread spacing manufactured to inch system standards. The component measures 1-1/2" in height with full threading and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental and safety standards are met for global industrial applications.