Hex Bushings
Hex bushings are used to reduce the size of female threads from a larger to a smaller diameter.
Hex Bushings are threaded fittings that have male threads on the outside and female threads on the inside with a hex head used to tighten the fitting into the threaded opening.
Sizes are Nominal Pipe Size (NPS) - size chart
![Pipe Fittings Hex Bushings](https://www.steelsupplylp.com/uploads/category/_800xAUTO_fit_center-center_100_none/Pipe-Fittings-Hex-Bushings.jpg)