S-90268A207 5-40 x 7/16" Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Maximum torque transmission enabled by the external hex drive design for secure tightening
• Reliable thread engagement through full threading and Class 2B fit, reducing loosening risks
• Quick assembly efficiency with coarse UNC threads and right-hand direction for faster installation
• Dimensional precision with 5/16" width and 7/16" length ensuring consistent performance
• Environmental compliance meeting RoHS 3 and REACH standards for safe, sustainable use
• Versatile connectivity as a standard coupling nut for joining threaded rods or bolts securely

Professional Applications & Engineering Value

This 5-40 UNC coupling nut delivers exceptional engineering value by addressing common industrial challenges like vibration-induced loosening and corrosion. Crafted from 18-8 stainless steel, it offers excellent durability in moist or chemical-exposed settings, from machinery assembly to structural frameworks. The fully threaded design and Class 2B thread fit ensure uniform stress distribution, minimizing fatigue failures. With an external hex drive, it allows high-torque application using standard tools, speeding up maintenance in industrial coupling nuts applications while the coarse thread simplifies alignment in tight spaces, enhancing operational uptime.

Specification Summary & Compliance

This coupling nut adheres to UNC coarse thread standards with a Class 2B thread fit for consistent dimensional accuracy. It is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances. The product features a right-hand thread direction and is fully threaded, meeting general industry specifications for reliable performance in various mechanical fastening systems.