S-90268A513 1 1/2"-6 x 3 1/2" Coupling Nuts

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and outdoor applications.
• Superior torque transmission enabled by the external hex drive design, allowing for secure tightening with standard tools.
• Reliable, coarse-threaded connection using 1 1/2"-6 UNC threading for faster assembly and reduced cross-threading risk.
• Precision Class 2B thread fit ensures smooth engagement and consistent performance in demanding assemblies.
• Full-length threading provides maximum grip and adjustability for connecting long rods or studs.
• Compliance with RoHS 3 and REACH guarantees safety and environmental responsibility for global supply chains.
• Robust dimensions (2" width, 3 1/2" length) offer a substantial profile for high-strength, heavy-duty coupling applications.

Professional Applications & Engineering Value

This 1 1/2"-6 UNC coupling nut is engineered to solve critical challenges in heavy-duty industrial assemblies. Manufactured from 18-8 stainless steel, it delivers excellent resistance to rust and corrosion, making it suitable for marine, chemical, and construction environments where durability is non-negotiable. The fully threaded, coarse UNC thread design allows for rapid installation and secure joining of long threaded rods or studs, minimizing assembly time while maintaining structural integrity. With its external hex drive, the nut ensures high torque application without slippage, providing a reliable solution for applications requiring robust, vibration-resistant connections. This coupling nut is ideal for scaffolding, machinery frames, and structural supports, where precision Class 2B threading guarantees a consistent fit and long-term performance under stress.

Specification Summary & Compliance

This coupling nut adheres to UNC coarse thread standards with a Class 2B thread fit for precise dimensional accuracy and smooth assembly. It is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety requirements for industrial use. The product features a standard coupling nut profile, right-hand thread direction, and is fully threaded for maximum utility in various engineering applications.