Description
The Resideo 390427A Bushing is a pipe fitting component used to connect elements with different threaded sizes. It reduces a 3/4-inch connection to a 1/2-inch outlet, allowing proper alignment of piping or control components. It is installed in heating and cooling equipment, clean systems, and related mechanical assemblies where size transitions are required in HVAC systems. It supports integration between valves, sensors, or distribution lines within system piping connection. It is used by technicians during connection or maintenance to ensure compatible connections between standard threaded fittings in residential and commercial applications.
