Amazon.com: Joywayus 1/2" NPT Thread Female × 3/4" G Thread Male Brass Pipe Fitting Adapter : Industrial & Scientific
Amazon.com: 1/2” G Thread (BSP) Female to 3/4” GHT Male Connector, Brass BSP to Garden Hose Adapter, Industrial Metal Brass G Thread to Garden Hose Connect (3 Pack) : Patio, Lawn & Garden
Everbilt 3/4 in. MHT x 1/2 in. MIP Brass Adapter Fitting 801799 - The Home Depot
3 Piece Socket Adapter Set Increasing 3/8" 1/2" 3/4" Female 1/4" 3/8" 1/2" Male - Walmart.com
CRAFTSMAN 1/2-in to 3/4-in Standard Socket Adapter in the Socket Adapters department at Lowes.com
Horiznext npt 1/2-3/4 male to female thread reducer adapter, stainless steel connector for plumbing,shower hose, sink faucet, tub, air water gas line(2 pcs) - Amazon.com
3/4" Male to 1/2" Female Adapter - Smoky Lake Maple Products, LLC