S-92716A005 4-40 Cap Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance from high-quality brass material, ensuring long-term reliability in harsh environments
• Precise Class 2B thread fit guarantees smooth assembly and secure fastening without cross-threading issues
• External hex drive design provides excellent torque transmission for easy installation with standard tools
• Coarse UNC thread spacing enables quick installation and removal, reducing assembly time in production environments
• RoHS 3 compliant construction meets environmental regulations while maintaining performance in copper alloy applications
• Standard cap nut profile offers consistent performance and compatibility across industrial applications
• Compact 1/4" x 1/4" dimensions provide space-efficient sealing and protection for threaded ends

Professional Applications & Engineering Value

This 4-40 UNC brass cap nut delivers exceptional engineering value through its copper alloy composition and precision Class 2B thread fit. The brass material inherently resists corrosion from moisture, chemicals, and atmospheric exposure, making it ideal for industrial applications where environmental factors degrade ordinary fasteners. The coarse thread spacing combined with UNC thread standard ensures rapid installation in automotive assemblies, mechanical equipment, and electronic enclosures where vibration resistance and reliable end-thread protection are critical. The external hex drive accommodates standard wrenches for efficient maintenance operations, while the RoHS compliance addresses environmental regulations without compromising the material's mechanical properties in demanding copper alloy applications.

Specification Summary & Compliance

This cap nut features precision 4-40 UNC coarse threads with Class 2B thread fit for consistent engagement and reliable performance. Manufactured to inch system standards with dimensions of 1/4" width and 1/4" height. The product is RoHS 3 (2015/863/EU) compliant with exemption 6(c) for lead in copper alloys, ensuring regulatory compliance while maintaining optimal material performance. The standard cap nut profile and right-hand thread direction provide industry-standard compatibility across various applications and assembly processes.