National Mfg N179-648 Steel Threaded Rod 0.75-10x72

Product Description

The NATIONAL MFG/SPECTRUM BRANDS HHI N179-648 is a 3/4-10 x 72 inch steel threaded rod engineered for hanging, connecting, clamping, and supporting structural and mechanical assemblies. This rod features UNC coarse threads throughout its full 72-inch length and is constructed from steel meeting ASTM A307 Grade A standards. It carries a safe working load of 6,750 pounds, making it a reliable fastening component for demanding trade applications. The rod can be drilled, cut, heated, or shaped on the job site to fit specific installation requirements. Licensed contractors and trade professionals in plumbing, HVAC, and electrical work rely on this type of hardware as a foundational support element.

This threaded rod is suited for interior applications across residential and commercial job sites. It sees common use in plumbing hanger assemblies, HVAC duct and equipment support systems, and electrical conduit and cable tray support runs. Its UNC coarse thread profile is compatible with standard hex nuts, couplings, and threaded rod fittings widely used in trade supply. The full 72-inch length allows installers to cut sections to required lengths, reducing waste and accommodating varied span requirements on the same job.

Key Features

• Full 72-inch length with 3/4-10 UNC coarse threads for broad compatibility with standard hardware
• Safe working load of 6,750 pounds for dependable structural support
• Meets ASTM A307 Grade A specification for mechanical fastener performance
• Can be drilled, cut, heated, or shaped on site to suit specific installation needs
• Suited for plumbing, heating, and electrical support applications in interior environments

Compatibility

Designed for interior plumbing, heating, and electrical support applications. Compatible with standard 3/4-10 UNC nuts, couplers, and threaded rod hangers used in trade installations.

Installation Notes

Installation is typically performed by licensed plumbers, HVAC mechanics, or electricians depending on the application. Always de-energize electrical systems and shut off water or gas supplies before installing support hardware in active systems. Use appropriate cutting tools and thread-chasing dies when cutting or modifying rod length on site. Follow applicable codes including IPC, IFGC, and NEC for support spacing and hardware requirements in each trade discipline.