S-92716A535 5/8"-18 Cap Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to high-quality brass construction, ideal for harsh environments and extending service life
• Exceptional thread engagement and secure sealing provided by the fine 5/8"-18 UNF thread profile and Class 2B fit, minimizing the risk of loosening
• Easy installation and high-torque capability enabled by the external hex drive design, allowing for efficient assembly with standard tools
• Reliable performance in demanding applications due to the robust 1" width and 3/4" height, offering a solid and durable fastening point
• Compliance with major environmental regulations, being RoHS 3 compliant, ensuring suitability for regulated industries and global supply chains
• Precision manufacturing for consistent quality, ensuring repeatable performance and interchangeability in assembly lines

Professional Applications & Engineering Value

This 5/8"-18 UNF brass cap nut is engineered to address critical challenges in industrial settings where corrosion resistance and reliable sealing are paramount. The brass material inherently resists rust and degradation, making it an excellent choice for plumbing, marine, and electrical applications exposed to moisture or chemicals. Its fine UNF threads and Class 2B thread fit provide a tighter, more vibration-resistant connection compared to coarse threads, which is essential in machinery and automotive assemblies to prevent spontaneous loosening. The external hex drive allows for high torque application with common wrenches, streamlining maintenance and reducing installation time. The cap nut profile not only covers the end of the bolt for safety but also helps in sealing out contaminants, enhancing the longevity and reliability of the entire fastened joint in industrial cap nuts applications.

Specification Summary & Compliance

This cap nut features a 5/8"-18 UNF fine thread with a Class 2B thread fit, ensuring precise dimensional accuracy and smooth assembly as per Unified National Fine standards. Key dimensions include a width of 1", height of 3/4", and thread depth of 1/2". It is manufactured from brass (copper alloy) with a right-hand thread direction and external hex drive. The product is RoHS 3 (2015/863/EU) compliant under exemption 6(c) for lead in copper alloy, meeting essential environmental and safety regulations for industrial use.