Product Description:
The Long Nut 5/16″ is a precision-engineered hex coupling nut designed to connect two pieces of threaded rod or bolts securely. Built for strength and stability, it’s ideal for mechanical fastening, construction, plumbing, and general hardware applications.
Made from high-quality steel, the long nut offers extended thread engagement, ensuring a tight, vibration-resistant connection in demanding environments. Its hexagonal body allows for easy tightening with standard tools, making installation fast and efficient.
Product Highlights:
þ Size: 5/16″ (Standard Fit)
þ Category: Tools & Fasteners
þ Function: Coupling threaded rods or bolts
þ Material: Durable steel (corrosion-resistant finish)
þ Use Case: Ideal for HVAC, mechanical installations, steel structures, and industrial repair
Whether you’re working on maintenance, assembly, or structural projects, the 5/16 Long Nut offers reliable performance and long-lasting value.



BR 18676
VN 11690
AR 2845
US 2404
CN 1815
EC 1064
SG 1056
RU 647
