S-92673A134 7/16"-20 ASTM F594 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 stainless steel construction, ideal for harsh environments and long-term outdoor use.
• Precise, secure fastening with Class 2B thread fit, ensuring reliable engagement and reducing the risk of loosening under vibration.
• Excellent mechanical strength and durability, certified to meet the rigorous ASTM F594 standard for consistent quality.
• Easy installation and removal with a standard external hex drive profile, compatible with common wrenches and sockets.
• Fine thread design (UNF) provides a higher number of threads per inch for improved adjustment precision and stronger holding power.
• Compliance with major environmental regulations including RoHS 3 and REACH, making them safe for use in regulated industries.
• Right-hand thread direction for standard, intuitive assembly in the majority of industrial applications.

Professional Applications & Engineering Value

This 7/16"-20 UNF hex nut is engineered to solve critical challenges in demanding industrial settings. Its 18-8 Stainless Steel composition offers exceptional resistance to rust and corrosion, making it a prime choice for applications exposed to moisture, chemicals, or extreme weather, such as marine equipment, food processing machinery, and outdoor structural assemblies. The fine thread (UNF) and Class 2B thread fit deliver a tighter, more vibration-resistant connection than coarse threads, which is vital for maintaining integrity in dynamic systems like automotive components, precision machinery, and aerospace fixtures. Manufactured to the ASTM F594 standard, this nut guarantees consistent dimensional accuracy and mechanical properties, providing engineers and procurement specialists with a reliable, specification-compliant external hex nut that streamlines maintenance and enhances the longevity of the overall assembly.

Specification Summary & Compliance

This hex nut features a 7/16"-20 UNF fine thread with a Class 2B thread fit for standard internal thread mating, ensuring precise dimensional tolerances. The nut has a width of 11/16" and a height of 3/8", conforming to the ASTM F594 manufacturing specification for stainless steel nuts. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its adherence to environmental and safety standards for hazardous substances.