Adapter 1/2 X 3/8 COPPER-AB X FIP ADAPT

Adapter, Connection Size 1: 1/2 in, Connection Type 1: Tube OD, Connection Size 2: 3/8 in, Connection Type 2: FNPTF, Brass, 11/16-20 Thread, 0.87 in Hex, For Use With: SAE Type A and B Copper Tubing, 150 psi, -40 to 200 deg F, Additional Information: 0.190 lb Weight