S-90264A410 4-40 x 7/16" Coupling Nuts

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with zinc-plated steel construction, extending service life in demanding environments
• Secure and reliable connections ensured by Class 2B thread fit for consistent engagement and reduced loosening risks
• Quick and easy installation with external hex drive design, compatible with standard wrenches for efficient assembly
• Versatile coarse threading (UNC) provides superior performance in applications requiring rapid assembly and disassembly
• Full thread engagement capability due to fully threaded design, allowing maximum adjustability and strength
• Precise dimensional compatibility with 5/16" width and 7/16" length, ensuring fit in standard industrial setups
• Compliance with environmental regulations, meeting RoHS 3 and REACH standards for safe and sustainable usage

Professional Applications & Engineering Value

This 4-40 UNC coupling nut is engineered to address common industrial challenges such as vibration-induced loosening and corrosion in harsh conditions. The zinc-plated steel material offers excellent durability, while the coarse thread and Class 2B thread fit provide reliable, easy-to-assemble connections that maintain integrity under stress. Ideal for extending threaded rods or joining components in machinery, automotive, and construction sectors, this fully threaded nut with external hex drive ensures quick installation and long-term performance, reducing maintenance needs and downtime in industrial coupling applications.

Specification Summary & Compliance

This coupling nut features precise inch system dimensions with a width of 5/16" and length of 7/16", adhering to UNC coarse thread standards and Class 2B thread fit for accurate tolerance. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence in industrial use.