S-94819A854 1 1/2"-6 ASTM F594 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 Stainless Steel construction
• Reliable, heavy-duty fastening for demanding applications with a coarse UNC thread profile
• Consistent performance and interchangeability ensured by compliance with ASTM F594 standards
• Secure, precise thread engagement with a Class 2B thread fit for reduced risk of cross-threading
• Easy installation and removal with a standard external hex drive and 2 1/4" width for common tools
• Confident global sourcing with full compliance to RoHS 3 and REACH environmental regulations
• Robust structural integrity from a substantial 1 9/32" height, providing a strong, durable connection

Professional Applications & Engineering Value

This 1 1/2"-6 UNC hex nut is engineered to solve critical challenges in industrial and marine settings where corrosion resistance is paramount. The 316 Stainless Steel material provides exceptional protection against chlorides and acidic environments, significantly extending service life in chemical processing, offshore, and coastal applications. The coarse thread design offers superior performance in high-vibration scenarios, resisting loosening better than fine-thread alternatives. With its standard external hex drive and Class 2B thread fit, this nut ensures quick installation with standard tools while maintaining precise thread engagement that prevents galling and seizing. The compliance with ASTM F594 guarantees consistent dimensional accuracy and mechanical properties, making it a reliable choice for structural connections, heavy machinery, and pipeline systems where failure is not an option.

Specification Summary & Compliance

This hex nut features a 1 1/2"-6 UNC coarse thread with Class 2B thread fit per ASME B1.1 standards, ensuring proper clearance and engagement with mating components. Manufacturing conforms to ASTM F594 specifications for stainless steel nuts, guaranteeing consistent mechanical properties and dimensional accuracy. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting the latest environmental regulations for hazardous substances. Dimensions include 2 1/4" width across flats and 1 9/32" height, with right-hand thread direction and standard hex nut profile.