NIBCO 603 3/8 3/8" NOM C x 3/8" FNPT Copper Adapter
$6.29
Adapter, Application Air, Gases, Potable Water, Fitting Side A Connection Type Cup, Fitting Side B Connection Type FNPT, Fitting Side A Copper Tube Size 3/8 in, Fitting Material Wrot Copper, Fitting Side B Pipe Size 3/8 in, Fitting Side A Tube Outer...