S-95479A125 5/8"-11 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 harsh industrial environments
• High-strength Grade 5 classification ensures reliable performance under heavy loads and vibration
• Precision UNC coarse threading provides faster assembly and reduced cross-threading risk
• ASME B18.2.2 compliance guarantees dimensional accuracy and interchangeability
• Class 2B thread fit offers optimal clearance for smooth installation while maintaining secure fastening
• External hex drive design enables high torque application with standard tools
• Environmental compliance with RoHS 3 and REACH regulations for global manufacturing applications

Professional Applications & Engineering Value

This Grade 5 black oxide steel hex nut delivers exceptional engineering value through its robust material composition and precision manufacturing. The 5/8"-11 UNC coarse thread configuration is specifically engineered for heavy machinery, structural steel connections, and industrial equipment where vibration resistance and load-bearing capacity are critical. The black oxide surface treatment provides a durable barrier against rust and corrosion, significantly extending service life in demanding environments like manufacturing plants, construction sites, and outdoor applications. Meeting ASME B18.2.2 standards, these hex nuts ensure perfect compatibility with matching fasteners, reducing installation time and eliminating compatibility issues in complex assembly operations.

Specification Summary & Compliance

This hex nut features precise Class 2B thread fit with 5/8"-11 UNC coarse thread dimensions (15/16" width, 35/64" height) manufactured to ASME B18.2.2 specifications. The fastener meets Grade 5 strength classification requirements and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial applications.