Midland Metal 5405812 Expanding Pipe Adapter, 1/2 in MPT x 3/4 in FPT, Steel

Pipe Connector, Connection Size 1: 1/2-in, Connection Type 1: Male NPTF, Connection Size 2: 3/4-in, Connection Type 2: Female NPTF, Steel, 1/2-14 x 3/4-14 Thread, Maximum Operating Pressure: 3000 psi, 375 deg F Operating