Do it Best 1/2 in. Nom Copper x 3/8 in. OD Union

Straight connector. 1/2 nominal 5/8 O.D. copper compression to 3/8 O.D. tube.
Hartville Hardware offers so much more than a traditional hardware store, from grills and outdoor furniture to Carhartt clothing and John Deere tractors.

Proline Series 1/2-in x 1/2-in Compression Coupling Union Fitting in the Brass Fittings department at

Brass Compression Fittings for Potable Drinking Water

Proline Series 3/8-in x 1/4-in Threaded Union Fitting in the Brass Fittings department at

1/2OD X 3/8OD Brass Flare Union — COPPERTUBINGSALES

Complete Toilet Set Valve 1/2 in. NOM Inlet x 3/8 in. OD Compression Outlet Angle Shut Off + Escutcheon Plate + 12 Long Stainless Steel Braided Brass Nut Water Supply Line

Proline Series 1/2-in x 1/2-in Compression Coupling Union Fitting in the Brass Fittings department at

3/8 OD Compression (Lead-Free) Brass 90-degree Elbow Fitting - Simpson Advanced Chiropractic & Medical Center

1/2 Male Flare x 3/8 Male Pipe Thread - propanegear

Proline Series 3/8-in x 3/8-in Compression Adapter Fitting in the Brass Fittings department at