Midland Metal 20532N Straight Connector, 5/16 in Tube OD x 3/8 in MIP, Brass, Nickel-Plated

Male Adapter, Connection Size 1: 5/16 in, Connection Type 1: Push-to-Connect, Connection Size 2: 3/8 in, Connection Type 2: Male Global Thread, Brass, Nickel-Plated, 0.71 in Hex, 1.08 in L, 0 to 290 psi, -4 to 176 deg F