Midland Metal FS6400O1212 Straight Connector, 1-3/16 in Male ORFS x 1-1/16 in Male ORB, Steel

Straight Adapter, Connection Size 1: 3/4 in, Connection Type 1: Male O-Ring Face Seal, Connection Size 2: 3/4 in, Connection Type 2: Male O-Ring Boss, Steel, 1-3/16-12 x 1-1/16-12 Thread, Maximum Operating Pressure: 6000 psi, 375 deg F Operating