S-95479A119 3/8"-24 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with black oxide steel coating for extended service life in demanding environments
• Exceptional load-bearing capacity through Grade 5 strength classification, ensuring reliable performance under high stress
• Precision fine thread engagement with 3/8"-24 UNF Class 2B fit for vibration-resistant, secure fastening
• Industry-standard compatibility meeting ASME B18.2.2 specifications for seamless integration with existing assemblies
• Enhanced installation efficiency with standard external hex drive design for quick tool engagement and torque application
• Environmental compliance assurance with RoHS 3 and REACH compliance for global manufacturing applications
• Optimized dimensional stability with 9/16" width and 21/64" height for consistent performance across multiple installations

Professional Applications & Engineering Value

This 3/8"-24 UNF Grade 5 hex nut delivers exceptional engineering value through its black oxide steel construction and fine thread spacing, specifically engineered to address common industrial challenges. The Class 2B thread fit ensures precise mating with corresponding fasteners, eliminating play and reducing vibration-induced loosening in machinery, automotive, and heavy equipment applications. The external hex drive design facilitates efficient installation in confined spaces while maintaining torque integrity. The right-hand thread direction provides standardized operation compatibility across industrial systems. The corrosion-resistant black oxide surface treatment significantly extends service life in humid or chemically aggressive environments, making it ideal for outdoor equipment, manufacturing machinery, and transportation applications where reliability is paramount.

Specification Summary & Compliance

This hex nut features precise Class 2B thread fit tolerance according to UNF standards with 3/8"-24 fine thread specification. Manufacturing complies with ASME B18.2.2 dimensional and mechanical requirements, ensuring interchangeability and performance consistency. The fastener meets Grade 5 strength classification for reliable mechanical properties. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming restriction of hazardous substances for global market acceptance.