EATON WEATHERHEAD Hydraulic Hose Adapter: 1/2 in x 3/8 in Fitting Size, Male x Female, 0.75 in Overall Lg, Rigid - 20KF57|3220X8X6 - Grainger
Gas Pipe Adapter - 1/2 in. MPT x 3/8 in. Male Flare | MoreBeer
Vfauosit Brass Pipe Fitting, Water Hose Adapter, 3/8 inch Male x 1/2 inch Female water pipe adapter 3/8 to 1/2 pipe adapter Reducer Adapter 2 Pieces - - Amazon.com
LTWFITTING 3/8 in. I.D. x 1/2 in. MIP Brass Hose Barb 90° Elbow Fittings (5-Pack) HFLF3204705
LTWFITTING 3/8 in. x 1/2 in. I.D. Brass Hose Barb Reducer Splicer Fittings (25-Pack) HF3913R080625