S-94819A156 9/16"-12 ASTM F594 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh chemical and marine environments thanks to 316 stainless steel construction
• Reliable, vibration-resistant fastening ensured by coarse 9/16"-12 UNC threading with Class 2B fit for easier assembly and reduced cross-threading risk
• Consistent performance and interchangeability guaranteed by compliance with ASTM F594 manufacturing standards
• Durable, long-lasting connection provided by the robust external hex drive and standard profile for high torque application
• Enhanced safety and environmental compliance with RoHS 3 and REACH regulations, making them suitable for regulated industries
• Wide industrial applicability due to inch system measurement, right-hand thread direction, and 7/8" width for standard tool use

Professional Applications & Engineering Value

This 316 stainless steel hex nut is engineered to solve critical challenges in demanding industrial settings where corrosion and chemical exposure compromise fastener integrity. Its ASTM F594 compliance ensures dimensional accuracy and material consistency, while the coarse UNC thread and Class 2B fit facilitate quick, secure assembly even in high-vibration environments like machinery, marine equipment, and chemical processing plants. The external hex drive allows for high-torque installation with standard tools, reducing installation time and labor costs. By providing exceptional corrosion resistance and reliability, this nut minimizes maintenance downtime and extends service life in applications from offshore platforms to wastewater treatment systems.

Specification Summary & Compliance

This hex nut meets ASTM F594 specifications with Class 2B thread fit and UNC coarse threading (9/16"-12). Dimensions include a width of 7/8" and height of 31/64". It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial fastener applications.