S-90212A500 3/4"-10 ASTM A194 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional corrosion protection through Blue PTFE coating that resists chemicals and harsh environments
• Superior load-bearing capacity with ASTM Grade 2H certification for high-strength applications
• Enhanced installation efficiency with extra wide profile and external hex drive for better tool engagement
• Reliable thread performance with Class 2B fit ensuring smooth assembly and vibration resistance
• Long-term durability in demanding conditions thanks to steel construction and PTFE surface treatment
• Industry-standard compliance meeting ASTM A194 specifications for quality assurance
• Optimized for coarse threading with 3/4"-10 UNC configuration providing strong holding power

Professional Applications & Engineering Value

This heavy-duty hex nut delivers critical performance advantages in industrial settings where corrosion resistance and structural integrity are paramount. The Blue PTFE coating creates a protective barrier against chemical exposure, moisture, and extreme temperatures, significantly extending service life in processing plants, marine environments, and outdoor installations. Engineered with an extra wide profile and external hex drive, it provides superior wrenching surface for high-torque applications while preventing rounding during installation. The 3/4"-10 UNC coarse thread configuration ensures rapid assembly and reliable performance in high-vibration machinery, structural steel connections, and heavy equipment manufacturing. With ASTM Grade 2H certification, this nut maintains clamping force under sustained loads, making it ideal for critical bolted joints where failure is not an option.

Specification Summary & Compliance

This hex nut features precise Class 2B thread fit per Unified Thread Standard specifications, ensuring consistent engagement with mating components. Manufacturing complies with ASTM A194 requirements for heavy hex nuts, while material certification meets ASTM Grade 2H mechanical properties. Dimensions include 1-1/4" width and 47/64" height with right-hand UNC coarse threading (3/4"-10). The product conforms to industry standards for dimensional accuracy and performance in inch system applications.