S-91346A240 5/8"-11 Flange Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for long-term reliability in harsh industrial environments
• Integrated washer design eliminates separate components and provides enhanced load distribution across surfaces
• Precision leveling capability with 1° maximum correction for accurate equipment alignment and stability
• Heavy-duty performance with 1-3/8" flange diameter and coarse UNC threads for secure fastening in demanding applications
• Consistent thread engagement through Class 2B thread fit ensuring reliable installation and vibration resistance
• External hex drive compatibility with standard tools for quick installation and maintenance operations
• Environmental compliance with RoHS 3 standards for responsible manufacturing and global market acceptance

Professional Applications & Engineering Value

This heavy-duty flange leveling nut addresses critical stability challenges in industrial equipment installation and machinery alignment. The 18-8 stainless steel construction provides exceptional corrosion resistance, making it ideal for manufacturing facilities, food processing plants, and outdoor applications where moisture and chemicals are present. The integrated washer and broad 1-3/8" flange diameter distribute clamping force effectively, preventing surface damage and maintaining structural integrity under heavy loads. With its UNC coarse threads and Class 2B thread fit, this nut ensures reliable engagement even in high-vibration environments, while the precise leveling capability allows for micro-adjustments to achieve perfect equipment alignment, reducing wear and improving operational efficiency.

Specification Summary & Compliance

This flange nut features 5/8"-11 UNC coarse threads with Class 2B thread fit for consistent engagement and reliable performance. The manufacturing adheres to standard industrial specifications for dimensional accuracy, including flange diameter of 1-3/8" and integrated washer thickness of 7/32". The product is RoHS 3 (2015/863/EU) compliant with exemption 6(a) for lead as an alloying element in steel, ensuring environmental responsibility while maintaining mechanical performance requirements for industrial applications.