S-96460A370 1/2"-13 ASME B18.2.2, ASTM A194 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional load distribution thanks to the extra wide hex profile, reducing surface pressure and preventing material damage
• Superior corrosion resistance provided by the zinc yellow-chromate plating, ensuring long-term durability in harsh environments
• High-strength performance guaranteed by the ASTM Grade 2H classification, suitable for heavy-duty and critical applications
• Reliable and easy assembly with the UNC coarse thread and Class 2B fit, offering consistent engagement and vibration resistance
• Guaranteed dimensional consistency through compliance with ASME B18.2.2 and ASTM A194 standards
• Optimized for high-torque applications with the external hex drive style, allowing for secure tightening with standard tools
• Wide industrial compatibility with the standard 1/2"-13 right-hand thread, making it a versatile choice for various assemblies

Professional Applications & Engineering Value

This heavy-duty hex nut is engineered to solve critical challenges in industrial fastening, where vibration loosening and corrosion are primary concerns. The zinc yellow-chromate plated steel construction provides a robust barrier against rust and chemical exposure, extending service life in outdoor, marine, or chemically aggressive settings. Its extra wide profile increases the bearing surface, distributing clamp load more effectively to prevent joint failure and surface indentation on softer materials. The UNC coarse thread and Class 2B thread fit ensure rapid assembly and a secure hold, even in high-vibration environments like heavy machinery, construction equipment, and structural steel frameworks. By meeting ASME B18.2.2 and ASTM A194 specifications, it delivers predictable performance and interchangeability, reducing downtime and maintenance costs for engineers and procurement specialists.

Specification Summary & Compliance

This nut features a 1/2"-13 UNC coarse thread with a Class 2B thread fit, ensuring precise dimensional accuracy and reliable engagement. It complies with ASME B18.2.2 for dimensional standards and ASTM A194 for material and manufacturing requirements, with a strength grade of ASTM Grade 2H. The zinc yellow-chromate plating aligns with RoHS and REACH directives for environmental safety. Key dimensions include a width of 7/8" and a height of 31/64", providing an extra wide profile for enhanced performance.