S-90594A033 1/2"-13 Weld Nuts

Key Features & Benefits at a Glance

• Superior welding stability with rectangular base design for enhanced surface contact and reduced rotation during installation
• Exceptional thread reliability with Class 1B fit ensuring smooth assembly and reduced cross-threading risks in high-vibration environments
• Robust construction using durable steel material for long-lasting performance under heavy loads and harsh conditions
• Optimized barrel dimensions (19/32" diameter, 3/8" height) providing secure weld penetration and alignment accuracy
• Industry-standard compatibility with 1/2"-13 UNC coarse threads for seamless integration with existing industrial equipment
• Right-hand thread orientation enabling intuitive installation and maintenance procedures
• Regulatory compliance assurance meeting REACH and RoHS 3 standards for safe usage in regulated industries

Professional Applications & Engineering Value

This rectangular weld nut delivers critical engineering advantages for industrial fabrication and structural applications where vibration resistance and permanent fastening are paramount. The steel construction combined with the UNC coarse thread pattern provides exceptional load distribution and fatigue resistance in heavy machinery, transportation equipment, and structural frameworks. The rectangular base design prevents rotation during welding operations, ensuring perfect alignment and eliminating the need for secondary positioning tools. With its Class 1B thread fit, this nut accommodates minor misalignments while maintaining secure connections, significantly reducing installation time and improving production efficiency in automated assembly lines and manual welding applications alike.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 1B thread tolerance for optimal fit and performance. The nut features 1/2"-13 UNC coarse threads with right-hand orientation and complies with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) environmental regulations. Critical dimensions include 19/32" barrel diameter, 3/8" barrel height, and 1 1/4" base length for consistent welding performance across industrial applications.