S-90502A425 1"-8 Hex Nuts

Key Features & Benefits at a Glance

• Enhanced load distribution with the extra-wide thin profile, reducing surface pressure and preventing material damage in heavy-duty assemblies.
• Superior corrosion resistance and durability from high-quality Grade 2 steel, ensuring long-term reliability in harsh industrial environments.
• Quick and secure installation thanks to the coarse UNC thread and Class 2B fit, minimizing cross-threading risks and speeding up assembly processes.
• Easy manual or tool-driven fastening with the external hex drive design, providing excellent grip and torque application for maintenance and production lines.
• Compliance with global environmental standards including RoHS 3 and REACH, making it safe for use in regulated industries and export markets.
• Optimized for high-strength applications with a right-hand thread direction, ensuring consistent performance under dynamic loads and vibrations.
• Precise dimensional accuracy in inch measurements (1-5/8" width, 35/64" height), guaranteeing compatibility with standard components and reducing fitment issues.

Professional Applications & Engineering Value

This 1"-8 UNC hex nut is engineered to address common challenges in industrial settings, such as vibration loosening and assembly inefficiencies. Crafted from Grade 2 steel, it offers robust strength and fatigue resistance, ideal for machinery, structural frameworks, and automotive systems where reliability is critical. The extra-wide thin profile distributes clamping force evenly, minimizing stress concentrations and extending the life of connected parts. With a coarse thread and Class 2B thread fit, it ensures rapid installation and secure fastening, reducing downtime in production lines. Its right-hand thread direction and external hex drive facilitate easy use with standard tools, enhancing workflow efficiency while meeting stringent RoHS and REACH compliance for safe, sustainable operations.

Specification Summary & Compliance

This hex nut adheres to UNC coarse thread standards with a Class 2B thread fit for consistent dimensional accuracy and interchangeability. Manufactured under precise inch system specifications, it includes a thread size of 1"-8, width of 1-5/8", and height of 35/64". The product conforms to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global industrial applications requiring environmental compliance.