S-90499A830 9/16"-18 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional strength and durability with Grade 8 steel construction, ensuring reliable performance in high-stress industrial environments.
• Precise thread engagement due to Class 2B thread fit, reducing the risk of cross-threading and providing smooth assembly.
• Superior vibration resistance from UNF fine threads, maintaining tight fastening in dynamic applications.
• Easy installation and removal with a standard external hex drive and 7/8" width, compatible with common tools.
• Long-term reliability with right-hand thread direction, suitable for standard tightening procedures.
• Environmental compliance meeting RoHS 3 and REACH standards, safe for use in regulated industries.
• Wide compatibility with inch-system components, ideal for machinery and equipment requiring UNF fine threads.

Professional Applications & Engineering Value

This heavy-duty Grade 8 steel hex nut is engineered to address critical challenges in demanding sectors like automotive, construction, and heavy machinery. Its 9/16"-18 UNF fine threads and Class 2B thread fit ensure precise alignment and reduced loosening under vibration, minimizing maintenance downtime. The external hex drive allows for efficient torque application with standard wrenches, speeding up assembly processes. Made from high-strength steel, it withstands extreme loads and harsh conditions, providing a dependable solution for industrial applications where safety and performance are paramount. The RoHS 3 and REACH compliance further supports its use in environmentally conscious projects, ensuring regulatory adherence without compromising on durability.

Specification Summary & Compliance

This hex nut adheres to inch measurement standards with a thread size of 9/16"-18 UNF and Class 2B thread fit for consistent dimensional accuracy. It meets Grade 8 strength requirements, ensuring high tensile performance. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it is free from hazardous substances, making it suitable for global industrial use. The specifications include a width of 7/8" and height of 31/64", designed for reliable fastening in accordance with common engineering standards.