Union, Application Air, Fitting Side A Connection Type Push-to-Connect, Fitting Side B Connection Type Push-to-Connect, Fitting Side A Tube Outer Diameter 5/8 in, Fitting Side B Tube Outer Diameter 5/8 in, Fitting Material Brass, Color Gold, Includes Pre-Applied Thread Sealant Yes, Maximum Operating Pressure 150 psi, Maximum Operating Temperature 200 Degrees F, Overall Length 2 1/2 in, Specific Fitting Shape Straight Connector, Standards DOT FMVSS 571.106, SAE J1131