S-90242A637 5/8"-11 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance from Black-Oxide 316 Stainless Steel, ideal for harsh industrial environments and outdoor applications.
• Reliable, vibration-resistant fastening ensured by the coarse 5/8"-11 UNC thread profile, reducing the risk of loosening under dynamic loads.
• Precise and consistent fit with Class 2B thread tolerance, enabling easy assembly and a secure connection with mating bolts.
• High-strength construction using a standard hex profile and external hex drive, allowing for high torque application and robust performance.
• Enhanced durability and wear resistance provided by the black-oxide surface finish, which also adds a sleek, professional appearance.
• Compliance with major environmental regulations, including RoHS 3 and REACH, ensuring safety and suitability for global supply chains.
• Versatile right-hand threading for standard applications, making it a go-to component for maintenance, construction, and machinery assembly.

Professional Applications & Engineering Value

This heavy-duty hex nut is engineered to address common industrial challenges such as corrosion-induced failure and joint instability. The core of its value lies in the Black-Oxide 316 Stainless Steel material, which provides exceptional resistance to chlorides, acids, and other corrosive agents, significantly extending service life in demanding settings like marine, chemical processing, and food industry equipment. The coarse UNC thread design ensures quick assembly and maintains a secure hold even in high-vibration environments, preventing costly downtime. Its standard hex profile and external hex drive facilitate easy installation with common tools, making it a reliable choice for structural frameworks, heavy machinery, and infrastructure projects where consistent thread fit and long-term performance are non-negotiable.

Specification Summary & Compliance

This hex nut adheres to UNC coarse thread standards with a precise Class 2B thread fit for consistent dimensional accuracy and compatibility. Key specifications include a 5/8"-11 thread size, 15/16" width, and 35/64" height. It is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for use in environmentally conscious industrial applications.