S-94895A549 1"-8 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional tensile strength from Grade 8 steel construction, ensuring reliable performance under high-stress conditions and reducing the risk of fastener failure.
• Enhanced corrosion resistance with black-oxide coating, prolonging service life in harsh industrial environments and minimizing maintenance needs.
• Secure and precise fit with Class 2B thread tolerance, providing consistent engagement and vibration resistance for stable assemblies.
• Quick installation and removal due to the coarse UNC thread design, saving time in assembly and disassembly processes.
• Broad compatibility with standard 1"-8 UNC bolts and components, simplifying sourcing and replacement in existing systems.
• Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe use in regulated industries and global markets.
• Durable external hex drive allowing for high-torque application with common tools, enhancing efficiency in tight or high-load scenarios.

Professional Applications & Engineering Value

Engineered for heavy-duty industrial applications, this Grade 8 black-oxide steel hex nut addresses critical challenges in machinery, construction, and automotive sectors where vibration, load, and environmental exposure are concerns. The coarse UNC thread and Class 2B fit ensure rapid assembly and reliable clamping force, reducing loosening in dynamic operations. The black-oxide surface treatment provides a protective layer against rust and wear, extending fastener lifespan in outdoor or corrosive settings. Ideal for structural frames, equipment mounts, and high-tension joints, this nut delivers consistent performance, minimizing downtime and maintenance costs while meeting strict RoHS and REACH compliance for global supply chain integration.

Specification Summary & Compliance

This hex nut features a 1"-8 UNC coarse thread with Class 2B thread fit for precise dimensional accuracy, adhering to inch system standards. Manufactured from high-strength Grade 8 steel with a standard external hex profile (1 1/2" width, 55/64" height), it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability for industrial use.