S-92720A733 1/2"-20 Cap Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with chrome-plated brass construction, ideal for harsh industrial environments
• Precise Class 2B thread fit ensures smooth assembly and reliable fastening in critical applications
• Fine UNF thread design provides enhanced vibration resistance and secure connections
• External hex drive allows for easy installation with standard tools while maintaining clean aesthetics
• RoHS 3 compliance meets environmental regulations without compromising performance
• Durable brass core offers excellent machinability and long-term reliability
• Standard cap profile combines functional protection with professional appearance

Professional Applications & Engineering Value

This chrome-plated brass cap nut delivers exceptional performance in demanding industrial settings where corrosion resistance and precision thread engagement are critical. The combination of UNF fine threading and Class 2B fit ensures consistent torque values and prevents loosening under vibration, making it ideal for machinery, automotive, and electrical enclosures. The external hex drive facilitates quick installation while the cap nut design provides both mechanical protection and finished appearance. Engineered to withstand corrosive environments while maintaining thread integrity, this fastener solves common challenges of material degradation and unreliable connections in industrial fastening applications.

Specification Summary & Compliance

This 1/2"-20 UNF cap nut features Class 2B thread fit per UNF standards with fine thread spacing and right-hand thread direction. Dimensions include 3/4" width across flats and 9/16" height with 3/8" thread depth. Manufactured from chrome-plated brass with external hex drive configuration. Compliant with RoHS 3 (2015/863/EU) under exemption 6(c) for lead in copper alloy, ensuring environmental responsibility while maintaining performance standards.