Adapter, Connection Size 1: 1/8 in, Connection Type 1: Female Inverted Flared, Connection Size 2: 1/8 in, Connection Type 2: Male NPTF, Brass, 5/16-28 x 1/8-27 Thread, 0.4 in Hex, For Use With: Copper, Brass, Aluminum, Steel Hydraulic Tubing, 0.63 in L, 2800 psi, -65 to 250 deg F, Additional Information: 0.03 in Tube Wall, 0.020 lb Weight