S-93839A830 9/16"-18 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc yellow-chromate plating for extended service life in harsh environments
• Exceptional strength and reliability from Grade 8 material, suitable for high-stress industrial applications
• Space-saving thin profile design allows installation in confined areas without compromising performance
• Precise fine threading (UNF 9/16"-18) ensures secure, vibration-resistant connections with Class 2B thread fit
• Standard-compliant performance meeting ASME B18.2.2 specifications for consistent quality and interchangeability
• Easy installation and removal with external hex drive design compatible with standard tools
• Heavy-duty construction capable of withstanding extreme mechanical loads and environmental conditions

Professional Applications & Engineering Value

This Grade 8 thin hex nut delivers critical engineering advantages where space constraints and corrosion resistance are paramount. The zinc yellow-chromate-plated steel construction provides exceptional protection against rust and environmental degradation, making it ideal for outdoor equipment, automotive assemblies, and industrial machinery exposed to moisture and chemicals. The 9/16"-18 UNF fine thread configuration offers superior vibration resistance compared to coarse threads, maintaining joint integrity in high-vibration environments like power transmission systems and heavy equipment. The thin profile design solves clearance issues in compact assemblies while maintaining full Grade 8 strength, ensuring reliable performance without requiring additional space. These features combine to create a fastener that addresses common industrial challenges of corrosion, space limitations, and vibration-induced loosening.

Specification Summary & Compliance

This hex nut features 9/16"-18 UNF fine threads with Class 2B thread fit for precise engagement and consistent performance. Manufactured to ASME B18.2.2 specifications, it ensures dimensional accuracy and interchangeability with standard components. The fastener meets Grade 8 strength requirements, providing minimum tensile strength of 150,000 psi for heavy-duty applications. The zinc yellow-chromate plating offers enhanced corrosion protection while maintaining compliance with industry standards for industrial fasteners in inch measurement systems.