S-92676A475 1/2"-20 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to brass construction, ideal for harsh environments like marine and automotive applications
• Precise Class 2B thread fit ensures smooth engagement and reliable fastening with reduced risk of cross-threading
• Fine UNF threading (1/2"-20) provides increased thread engagement for enhanced vibration resistance in dynamic loads
• Standard external hex drive design allows for easy installation with common wrenches and sockets
• RoHS 3 compliance with exemption meets environmental regulations while maintaining material performance in copper alloys
• Optimized dimensions (3/4" width, 7/16" height) offer balanced strength-to-weight ratio for space-constrained assemblies
• Right-hand thread direction ensures compatibility with standard industrial fastening systems and procedures

Professional Applications & Engineering Value

Engineered for demanding environments, these 1/2"-20 UNF brass hex nuts solve critical corrosion and reliability challenges in industrial applications. The brass material inherently resists galvanic corrosion and weathering, making these Class 2B fine thread nuts ideal for marine equipment, automotive assemblies, and chemical processing installations where moisture and corrosive agents are present. The external hex drive configuration provides maximum torque transmission during installation, while the fine thread spacing delivers superior vibration resistance in high-cycle applications. These RoHS compliant nuts maintain dimensional stability across temperature variations, ensuring long-term performance in precision mechanical systems where thread integrity is paramount.

Specification Summary & Compliance

This inch system hex nut features UNF 1/2"-20 fine threads with Class 2B thread fit per ASME/ANSI standards, ensuring precise dimensional accuracy and interchangeability. Manufacturing complies with RoHS 3 (2015/863/EU) requirements under exemption 6(c) for lead in copper alloys. The standard external hex drive configuration with 3/4" width across flats and 7/16" height provides consistent performance in right-hand threaded applications.