Midland Metal 20622N Internal Hex Straight Adapter, 4 mm Push-In x #7 MPT, Brass, Nickel-Plated

Internal Hex Straight Adapter, Connection Size 1: 4 mm, Connection Type 1: Push-In, Connection Size 2: #7, Connection Type 2: MPT, Brass, Nickel-Plated, M7 x 1 Thread, 0.38 in Hex, 0.83 in L, 0 to 290 psi, -4 to 176 deg F