Connect Under Pressure Coupling, 3/4 SAE F Thread, 1/2 SAE M Flat Face, Stucchi, Mfr#: 237451

The STUCCHI brand Quick Coupler has a maximum pressure of 4714 PSI, a 3/4 in. SAE Female Thread, and a 1/2 in. Flat Face SAE Male. It weighs 1.3 lbs.