S-92673A331 1"-12 ASTM F594 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh or outdoor environments.
• Reliable fine thread engagement with 1"-12 UNF threads, providing enhanced vibration resistance and secure fastening.
• Consistent quality and interchangeability ensured by compliance with the stringent ASTM F594 standard.
• Precise Class 2B thread fit for smooth assembly and reduced risk of cross-threading during installation.
• High torque capability with a standard external hex drive profile, allowing for easy application of high clamping forces.
• Environmental and workplace safety guaranteed by full compliance with RoHS 3 and REACH regulations.
• Broad industrial compatibility with inch measurement system and right-hand thread direction for common machinery and equipment.

Professional Applications & Engineering Value

This 1"-12 UNF fine thread hex nut is engineered to solve critical challenges in demanding assembly operations. The 18-8 Stainless Steel material provides excellent resistance to rust and corrosion, making it a durable choice for applications exposed to moisture, chemicals, or extreme temperatures, such as in marine, chemical processing, and food machinery. The fine thread design offers a greater number of threads per inch compared to coarse threads, resulting in a larger stress area and superior resistance to loosening under vibration and dynamic loads. This is crucial in automotive, aerospace, and heavy equipment where joint integrity is paramount. Combined with the external hex drive for high torque application, this nut ensures a secure, long-lasting fastening solution that minimizes maintenance and downtime, delivering significant engineering value through enhanced reliability and lifecycle performance.

Specification Summary & Compliance

This hex nut features a 1"-12 UNF fine thread with a Class 2B thread fit, ensuring dimensional accuracy and smooth assembly. It is manufactured in accordance with ASTM F594 specifications for stainless steel nuts, guaranteeing consistent mechanical properties and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to environmental and safety standards for hazardous substances.