Midland Metal 6403O6 Union Hex Nipple, 9/16 in Male ORB x 9/16 in Male ORB, Steel

Union Hex Nipple, Connection Size 1: 3/8-in, Connection Type 1: Male O-Ring Boss, Connection Size 2: 3/8-in, Connection Type 2: Male O-Ring Boss, Steel, 9/16-18 Thread, Maximum Operating Pressure: 3600 psi, 375 deg F Operating