Midland Metal 20032 Straight Connector, 1/8 in Tube OD x 1/8 in FNPTF, Brass

Straight Adapter, Connection Size 1: 1/8 in, Connection Type 1: Push-to-Connect, Connection Size 2: 1/8 in, Connection Type 2: Female NPTF, Brass, 1/8-27 Thread, 0.56 in Hex, 0.96 in L, -10 to 200 deg F