S-90810A035 5/8"-11 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional corrosion resistance from 400 Nickel material, ideal for harsh industrial environments and extending service life.
• Reliable and secure fastening ensured by the Class 2B thread fit, providing consistent engagement and vibration resistance.
• Quick and easy installation with coarse (UNC) thread spacing, reducing assembly time in maintenance and production.
• High-strength performance for heavy-duty applications, capable of withstanding significant mechanical stress and load.
• Standard external hex drive design allows for use with common wrenches, ensuring compatibility and straightforward tooling.
• Compliance with major environmental regulations including RoHS 3 and REACH, making it suitable for global supply chains and sensitive applications.
• Durable and robust construction with precise dimensions (15/16" width, 35/64" height) for a dependable fit in various assemblies.

Professional Applications & Engineering Value

This 5/8"-11 UNC hex nut is engineered to address critical challenges in demanding sectors such as marine, chemical processing, and heavy machinery. The 400 Nickel material offers superior resistance to corrosion and oxidation, preventing fastener failure in moist or chemically aggressive settings. Its coarse thread spacing and Class 2B thread fit facilitate rapid assembly while maintaining a secure lock, reducing the risk of loosening under vibration—a common issue in industrial equipment. The external hex drive ensures compatibility with standard tools, streamlining maintenance operations. By integrating this RoHS and REACH compliant nut, engineers achieve not only mechanical reliability but also adherence to stringent environmental standards, making it a versatile choice for OEMs and MRO applications where durability and regulatory compliance are paramount.

Specification Summary & Compliance

This hex nut features a 5/8"-11 UNC thread with coarse spacing and a Class 2B thread fit, ensuring precise dimensional accuracy for reliable performance. Manufactured from 400 Nickel with standard external hex drive and right-hand thread direction, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial use without hazardous substances.