Coupling Nuts

A coupling nut is used to combine two male threaded fasteners. Coupling nuts are sometimes called Extension Nuts. Reducer Coupling Nuts can also be used to combine two male threads that are of different sizes. Coupling nuts are typically found having a hex shape to ensure easy tightening. You can search for your specific Coupling Nut by using our filters for Material, Size and Finish.

We can't find products matching the selection.