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.

LTWFITTING 1/2 in. O.D. Comp x 1/2 in. MIP Brass Compression Adapter Fitting (20-Pack) HF688820 - The Home Depot

NIBCO 1/2 in. CPVC-CTS and Copper Slip x MIPT Transition Union C47334HD12 - The Home Depot

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Dual Compression Outlet Angle Stop Valve, Plumbing Fitting, Quarter Turn, Single Handle Independent Multi-Select Positions, Water Valve Shut Off 1/2 NOM (5/8 OD) x (3/8 inch x 3/8 inch)

RELIABILT 3/8-in Black Iron Union Fitting in the Black Pipe & Fittings department at

Ideal for high pressure applications up to 5,000 PSI Suitable for a wide range of industrial and HD applications Black oxide coated for superior

4LIFETIMELINES 3/8 High Pressure Compression Fitting Union up to 5,000 PSI - Black Oxide Coated Steel - 1 per Bag

BrassCraft 1/2 in. Compression Inlet x 3/8 in. Compression Outlet 1/4-Turn Angle Valve G2CR19X C1 - The Home Depot

BrassCraft 3/8-in x 1/2-in Compression Adapter Fitting in the Brass Fittings department at

Large Selection of Copper Sweat Fittings and Adaptors

JMF Company 3/8 in. Compression X 1/4 in. D Compression Yellow Brass Reducing Union - Ace Hardware

Compliant with Low-Lead Legislation Act S3874 1-piece body construction for strength and durability 1/4-turn valve operation means only a quarter turn

BrassCraft G2CR19X C1 1/2 in. NOM Comp Inlet x 3/8 in. OD Compression Outlet Chrome Plated Brass 1/4 Turn Angle Valve

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

PROCURU 10-Pack PushFit Angle Stop Valve 1/2 Nom x 3/8 OD Comp, Quarter-Turn Push-to-Connect Brass Shutoff Valve for Copper, PEX, CPVC, PE-RT, HDPE Pipes (8X8012-11T) : Everything Else

BrassCraft 1/2 in. Nominal Compression Inlet x 3/8 in. O.D. Compression Outlet Multi-Turn Chrome Plated Angle Valve OCR19X C1 - The Home Depot