S-90810A030 5/16"-18 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 400 Nickel material, ideal for harsh industrial environments and extending service life.
• Reliable coarse threading using UNC 5/16"-18 threads for quick assembly and reduced cross-threading risks in high-vibration applications.
• Precise Class 2B thread fit ensures smooth engagement and consistent clamping force, minimizing loosening over time.
• Standard external hex drive allows for easy installation and removal with common tools, boosting efficiency in maintenance and production.
• Compliance with RoHS 3 and REACH regulations guarantees safe, environmentally responsible use in global supply chains.
• Durable inch-system design with a 1/2" width and 17/64" height for robust performance in heavy-duty fastening tasks.
• Right-hand thread direction provides straightforward, intuitive tightening for standard operational procedures.

Professional Applications & Engineering Value

This 5/16"-18 UNC hex nut in 400 Nickel delivers superior engineering value by addressing common industrial challenges like corrosion and thread wear. The Class 2B coarse thread design facilitates rapid installation in equipment subjected to dynamic loads, reducing downtime in assembly lines. Its external hex drive and right-hand thread ensure compatibility with standard wrenches, making it a versatile choice for machinery, automotive, and structural applications. The corrosion-resistant properties of 400 Nickel protect against oxidation and chemical exposure, prolonging fastener integrity in demanding conditions such as marine or chemical processing industries. By integrating precise inch measurement and robust thread fit, this nut provides a reliable, long-lasting solution that enhances safety and reduces maintenance costs.

Specification Summary & Compliance

This hex nut features a Thread Size of 5/16"-18 UNC with Coarse spacing and Class 2B Thread Fit for accurate dimensional tolerance. It adheres to standardized inch system measurements, including a Width of 1/2" and Height of 17/64". The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial use.