S-90268A035 5/8"-11 x 1 3/4" Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and outdoor applications.
• Enhanced torque application through the external hex drive design, allowing for secure tightening with standard tools.
• Reliable thread engagement due to the fully threaded, coarse UNC thread profile, ensuring consistent performance under vibration.
• Precise thread fit with Class 2B tolerance, providing smooth assembly and reducing the risk of cross-threading.
• Robust dimensional stability with a 7/8" width and 1 3/4" length, offering a solid grip and uniform stress distribution.
• Compliance with industrial safety standards, meeting RoHS 3 and REACH regulations for safe use in various sectors.
• Versatile right-hand threading compatible with standard UNC components, simplifying installation and maintenance.

Professional Applications & Engineering Value

This 5/8"-11 UNC coupling nut is engineered to address critical challenges in industrial assembly, such as connecting threaded rods or extending bolts in structural frameworks. The 18-8 stainless steel material provides excellent resistance to rust and corrosion, making it suitable for applications in marine, chemical processing, and construction environments where moisture and chemicals are prevalent. Its fully threaded design and coarse thread spacing ensure maximum thread contact, reducing the risk of loosening under dynamic loads and vibrations. The external hex drive facilitates easy installation with common wrenches, enhancing efficiency in maintenance and repair tasks. By incorporating Class 2B thread fit, it guarantees precise alignment and smooth operation, minimizing assembly errors and downtime in demanding settings like machinery, automotive, and infrastructure projects.

Specification Summary & Compliance

This coupling nut features a 5/8"-11 UNC coarse thread with Class 2B thread fit for consistent dimensional accuracy and easy assembly. It adheres to standard manufacturing specifications for external hex drive and fully threaded right-hand threading. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety standards for industrial use.