S-90465A317 3/8"-24 x 1 1/8" Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to high-quality brass construction, ideal for humid or demanding industrial environments.
• Excellent thread engagement and reliability with Class 2B thread fit, ensuring secure connections and reducing the risk of cross-threading.
• Optimal torque application and ease of installation provided by the external hex drive style, compatible with standard wrenches.
• Full-length threading for maximum adjustability and strength in connecting two externally threaded rods or studs.
• Precision UNF fine threading (3/8"-24) delivers a tight, vibration-resistant seal in high-performance assemblies.
• Compliance with major environmental and safety regulations including REACH and RoHS 3, ensuring suitability for regulated industries.
• Durable and long-lasting performance with a standard profile and right-hand thread direction for consistent, reliable use.

Professional Applications & Engineering Value

This 3/8"-24 UNF Brass Coupling Nut is engineered to solve critical challenges in industrial assembly and maintenance. The brass material offers inherent corrosion resistance, making it an excellent choice for applications in plumbing, marine, and electrical systems where moisture or corrosive agents are present. The fully threaded design and Class 2B thread fit ensure a precise and secure connection between threaded rods, minimizing loosening under vibration—a common pain point in machinery and automotive applications. With its external hex drive, it allows for high-torque installation without stripping, enhancing efficiency in production lines. This nut is ideal for extending threaded components or joining mismatched materials, providing reliable performance in precision engineering and industrial coupling tasks.

Specification Summary & Compliance

This coupling nut features a 3/8"-24 UNF fine thread with Class 2B thread fit for precise dimensional accuracy and smooth assembly. It adheres to standard inch measurement systems and is fully threaded with a right-hand thread direction. The product complies with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations, including exemption 6(c) for lead in copper alloys, ensuring it meets stringent industrial safety and environmental standards.