John Guest PP3212U7WP Tube Adapter, 3/8 in x 7/16-24, UNS Thread, Polypropylene, 150 psi Pressure

The polypropylene range of inch-size push-in fittings is offered for tube sizes 1/4 to 1/2 in OD. The fittings are manufactured in white polypropylene with food-grade EPDM O-ring. They have been developed to satisfy the filtered pure water market and wide range of applications.