S-91094A121 3/4"-16 Flange Nuts

Key Features & Benefits at a Glance

• Exceptional load distribution with 1 1/2" flange diameter to prevent surface damage and reduce the need for separate washers
• Superior tensile strength from Grade 8 steel construction for reliable performance in high-stress industrial applications
• Precise thread engagement with 3/4"-16 UNF fine threads and Class 2B fit ensuring vibration resistance and secure fastening
• Easy installation and removal through standard external hex drive compatible with common wrench tools
• Enhanced durability with right-hand thread direction and 0.16" flange thickness for long-term mechanical integrity
• Regulatory compliance meeting RoHS 3 and REACH standards for safe use in regulated industrial environments
• Optimal dimensional stability with 1 1/8" width and 21/32" height providing consistent performance across repeated applications

Professional Applications & Engineering Value

This Grade 8 steel flange nut delivers critical engineering solutions for heavy-duty industrial applications where vibration resistance and structural integrity are paramount. The 3/4"-16 UNF fine thread configuration provides superior clamping force distribution compared to coarse threads, while the integrated 1 1/2" flange eliminates washer requirements and distributes load across wider surface areas. The external hex drive ensures compatibility with standard torque tools, facilitating efficient installation in confined spaces. Manufactured from high-strength steel with Class 2B thread fit, this fastener maintains precise tolerances in machinery, construction equipment, and automotive assemblies where right-hand threading and fine pitch threads prevent loosening under dynamic loads.

Specification Summary & Compliance

This flange nut features 3/4"-16 UNF fine threads with Class 2B thread fit per Unified National Fine standards, ensuring precise engagement and vibration resistance. The dimensional specifications include 1 1/2" flange diameter, 0.16" flange thickness, 1 1/8" width, and 21/32" height. Manufactured to Grade 8 strength classification for high-tensile applications, the product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting current environmental and safety standards for industrial fastener applications.