Brass Pipe Fittings, Water Hose Adapter, G 1/2 Female to G 3/8 Male Reducer Adapter, Compression Fitting for Kitchen Bathroom Faucet, Pipe Connector with Rubber Washer,(2 Pack) - - Amazon.com
Pipe Adapter - RFS Hydraulics
Types of Pipe Fittings in Plumbing System for Different Purposes