S-95117A422 4-40 Press-Fit Nuts

Key Features & Benefits at a Glance

• Superior panel retention with press-fit installation designed for minimum 0.06" panel thickness, eliminating the need for welding or adhesives
• Enhanced corrosion resistance through tin-plated steel construction, providing reliable performance in various industrial environments
• Consistent thread engagement with Class 2B thread fit ensuring smooth assembly and reduced cross-threading risks
• Optimized installation efficiency with round head design that facilitates straightforward press-fit application
• Broad compatibility with standard No. 19 drill bit (0.166" diameter) tooling, minimizing special equipment requirements
• Reliable right-hand UNC coarse threading (4-40) that maintains secure fastening under vibration and dynamic loads
• Environmental compliance assurance with RoHS 3 (2015/863/EU) certification for global market acceptance

Professional Applications & Engineering Value

This 4-40 UNC press fit nut delivers exceptional engineering value in applications requiring permanent threaded solutions in thin sheet metal panels. The tin-plated steel construction provides essential corrosion protection while maintaining electrical conductivity, making it ideal for electronics enclosures, communication equipment, and industrial control panels. The press-fit round head design ensures maximum retention in 0.06" minimum thickness panels without compromising material integrity. Engineered with Class 2B thread fit and coarse threading, this fastener resists vibration loosening while enabling rapid assembly in high-volume production environments. The combination of precise inch system dimensions and standardized No. 19 drill bit compatibility streamlines installation processes, reducing labor costs and improving manufacturing efficiency across multiple industries.

Specification Summary & Compliance

This press-fit nut features precise 4-40 UNC coarse threads with Class 2B thread fit tolerance, ensuring consistent performance across mating components. Manufactured to exacting standards with 0.21" head OD and 0.07" head height dimensions for reliable press-fit applications. The product maintains compliance with RoHS 3 (2015/863/EU) environmental regulations and is engineered for use with standard No. 19 drill bit (0.166" diameter) tooling. Right-hand thread direction provides industry-standard fastening compatibility across multiple applications and assembly processes.