S-94846A525 1/2"-20 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Enhanced corrosion resistance through zinc-plated steel construction, extending service life in demanding industrial environments
• Superior thread engagement with Class 2B thread fit ensuring reliable, vibration-resistant connections in critical assemblies
• Space-saving thin profile (5/16" height) ideal for applications with limited clearance while maintaining full strength
• High-strength performance meeting Grade 5 requirements for heavy-duty applications and structural integrity
• Precision compatibility with 1/2"-20 UNF fine threads providing excellent sealing and reduced loosening under vibration
• Standardized reliability compliant with ASME B18.2.2 specifications for consistent quality and interchangeability
• Environmental compliance meeting RoHS 3 and REACH regulations for safe use in regulated industries

Professional Applications & Engineering Value

This Grade 5 thin hex nut delivers exceptional engineering value through its zinc-plated steel construction and UNF fine threading, specifically engineered to address common industrial challenges. The combination of Class 2B thread fit and right-hand thread direction ensures superior vibration resistance in machinery, automotive, and heavy equipment applications where loosening under dynamic loads is a critical concern. The thin hex nut profile (5/16" height) provides significant space savings in compact assemblies while maintaining the full Grade 5 strength rating, making it ideal for constrained applications in aerospace, manufacturing, and construction sectors. The external hex drive design facilitates easy installation and removal with standard tools, enhancing maintenance efficiency across various industrial settings.

Specification Summary & Compliance

This precision fastener features 1/2"-20 UNF fine threads with Class 2B thread fit tolerance for optimal engagement. Manufacturing complies with ASME B18.2.2 standards, ensuring dimensional accuracy and performance reliability. The component meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) regulations regarding substance restrictions. With dimensions of 3/4" width and 5/16" height, this Grade 5 hex nut delivers consistent performance across inch-system applications requiring high-strength fastening solutions.