Push-Fit Adapter Fitting, Application Air, Non-Potable Water, Fitting Side A Connection Type Push-to-Connect, Fitting Side B Connection Type Male Metric, Fitting Side B Pipe Size 6 mm, Fitting Side A Tube Outer Diameter 4 mm, Fitting Material Brass, Fitting Thread Size M6x 1.0, Material Grade Not Applicable, Color Brass, Includes Pre-Applied Thread Sealant Pre-Applied Thread Sealant Not Included, Maximum Operating Pressure 145 psi, Maximum Operating Temperature 140 Degrees F. This item has been restricted from sale in the following state (s): []