S-90268A037 7/8"-9 x 2 1/2" Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and extended service life.
• High-strength connection through a fully threaded design, ensuring maximum load distribution and joint integrity.
• Easy and reliable installation with a standard external hex drive and coarse UNC threads for quick assembly.
• Precise thread fit with Class 2B tolerance, providing consistent engagement and reducing the risk of cross-threading.
• Robust dimensional profile featuring a 2-1/2" length and 1-1/4" width for handling substantial tensile and torsional stresses.
• Compliance with industrial safety standards, including RoHS 3 and REACH, ensuring environmental and regulatory adherence.
• Versatile right-hand threading compatible with standard UNC components, simplifying inventory and application across various setups.

Professional Applications & Engineering Value

This 7/8"-9 UNC coupling nut is engineered to address critical challenges in industrial assembly, such as vibration-induced loosening and corrosive wear. Constructed from 18-8 stainless steel, it offers excellent resistance to rust and oxidation, making it suitable for outdoor, marine, and chemical processing applications. The fully threaded and coarse UNC thread design ensures a secure, durable connection that maintains integrity under high stress and dynamic loads. Its external hex drive allows for straightforward installation using common tools, reducing assembly time and labor costs. Ideal for extending threaded rods or joining components in structural frameworks, this nut delivers reliable performance in demanding industrial coupling scenarios, enhancing overall system longevity and safety.

Specification Summary & Compliance

This coupling nut adheres to UNC coarse thread standards with a Class 2B thread fit for precise dimensional accuracy and compatibility. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and safe for industrial use. Manufactured to consistent specifications, including a thread size of 7/8"-9, length of 2-1/2", and width of 1-1/4", it supports reliable performance in accordance with general engineering and assembly requirements.