S-94819A304 1"-12 ASTM F594 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 Stainless Steel construction, ideal for marine, chemical, and outdoor applications.
• Reliable fine thread engagement with 1"-12 UNF thread spacing, providing enhanced vibration resistance and secure fastening in dynamic loads.
• Precise thread fit with Class 2B tolerance ensuring smooth assembly and consistent performance, reducing the risk of cross-threading.
• High-strength durability backed by ASTM F594 specification compliance, guaranteeing material quality and mechanical properties for industrial use.
• Easy installation and removal with a standard external hex drive design, compatible with common wrenches for efficient maintenance.
• Environmental and regulatory safety through RoHS 3 and REACH compliance, supporting sustainable and safe manufacturing practices.
• Versatile inch system compatibility for seamless integration with existing UNF-threaded components in North American and global markets.

Professional Applications & Engineering Value

This 1"-12 UNF hex nut in 316 Stainless Steel addresses critical challenges in corrosive and high-stress settings, such as offshore platforms, chemical processing plants, and food-grade equipment. The fine thread design enhances clamping force distribution, minimizing loosening under vibration—common in machinery and transportation. With ASTM F594 certification, it ensures consistent tensile strength and corrosion resistance, reducing downtime and maintenance costs. The Class 2B thread fit allows for smooth, precise assembly, speeding up production while maintaining integrity in industrial applications. Its external hex drive facilitates quick servicing, making it a reliable choice for engineers prioritizing longevity and compliance.

Specification Summary & Compliance

This hex nut features a 1"-12 UNF fine thread with Class 2B thread fit for standard tolerance, adhering to ASTM F594 manufacturing standards. Dimensions include a width of 1 1/2" and height of 55/64". It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring no hazardous substances and supporting environmental safety in industrial fastener applications.