S-99022A117 5/8"-11 Cap Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ensuring long-term reliability in harsh environments
• Enhanced durability through coarse UNC threading, providing excellent resistance to vibration loosening
• Precise thread engagement with Class 2B fit, delivering consistent performance and reduced assembly issues
• Easy installation and removal via external hex drive design, compatible with standard tools for efficient maintenance
• Low profile design offering space-saving benefits while maintaining full thread depth for secure fastening
• Regulatory compliance with RoHS 3 and REACH standards, meeting international environmental and safety requirements
• Right-hand threading following industry standards for straightforward integration with existing components

Professional Applications & Engineering Value

This 5/8"-11 UNC low cap nut addresses critical industrial challenges where corrosion resistance and space constraints are paramount. The 18-8 stainless steel material provides exceptional protection against rust and chemical exposure, making it ideal for marine, chemical processing, and outdoor applications. Its low profile design combined with coarse threading ensures reliable performance in high-vibration environments, preventing spontaneous loosening while maintaining a compact footprint. The external hex drive allows for quick installation with common tools, reducing assembly time and labor costs. Engineered for heavy-duty fastening in machinery, structural frameworks, and equipment manufacturing, this nut delivers consistent Class 2B thread fit accuracy, minimizing the risk of cross-threading and ensuring secure connections in demanding operational conditions.

Specification Summary & Compliance

This cap nut features 5/8"-11 UNC coarse threads with Class 2B thread fit for precise dimensional accuracy according to inch measurement standards. The manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and restricted substance control. Thread direction is standardized as right-hand, and the external hex drive maintains compatibility with industry tooling specifications for reliable performance across various industrial applications.