Midland Metal 268PPC-12MMX3/8 Male Adapter Nickel Plated, Metric Push Ins, 12Mm x 3/8 Plastic Pp Ml Conn, Brass Fittings

CHAMPION BRASS Connector, Connection Size 1: 12 mm, Connection Type 1: Push-In, Connection Size 2: 3/8 in, Connection Type 2: Male BSPT, Composite, 220 psi, -5 to 175 deg F