S-90477A036 3/4"-10 Flange Nuts

Key Features & Benefits at a Glance

• Enhanced Load Distribution - The 1-5/8" flange diameter spreads clamping force over a wider surface area, reducing stress concentrations and preventing damage to assembled materials
• Superior Corrosion Resistance - Black-oxide steel finish provides durable protection against rust and environmental degradation in demanding industrial conditions
• Reliable Thread Engagement - Class 2B thread fit ensures consistent, secure fastening with proper clearance for smooth assembly and disassembly operations
• High-Strength Construction - Made from robust steel material to withstand heavy loads and maintain integrity under vibration and rotational stresses
• Efficient Installation - External hex drive design allows for quick installation using standard wrenches, reducing assembly time and labor costs
• Vibration Resistance - Rotating performance properties help maintain clamping force in applications subject to movement and vibration
• Industry Compliance - Meets REACH and RoHS 3 environmental standards, ensuring regulatory compliance for global industrial applications

Professional Applications & Engineering Value

This heavy-duty flange nut delivers exceptional engineering value in applications where vibration resistance and reliable load distribution are critical. The black-oxide steel construction provides superior corrosion protection for outdoor equipment, machinery, and structural assemblies exposed to harsh environments. The integrated 1-5/8" flange eliminates the need for separate washers, reducing component count while providing superior bearing surface. With 3/4"-10 UNC coarse threads and Class 2B fit, this nut ensures reliable performance in automotive, construction, and heavy equipment applications where rotating performance properties prevent loosening under dynamic loads. The external hex drive accommodates standard tools for efficient maintenance and assembly operations.

Specification Summary & Compliance

This flange nut features 3/4"-10 UNC coarse threads with Class 2B thread fit for optimal clearance and assembly efficiency. The standard external hex drive (1-1/4" width) provides reliable tool engagement. Manufacturing complies with industry standards for dimensional accuracy, including proper flange diameter (1-5/8") and thickness (0.28") specifications. The product is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) environmental regulations, ensuring safe use across industrial sectors.