Female Connector Fitting Material Brass Application Air Fitting Side A Connection Type Push-to-Connect Fitting Side B Connection Type MNPT Fitting Side B Pipe Size 3/8 in Fitting Side A Tube Outer Diameter 3/8 in Fitting Thread Size 5/8-19 Maximum Operating Pressure 250 psi Maximum Operating Temperature 200 Degrees F Overall Length 2 1/16 in Specific Fitting Shape Straight Adapter Standards DOT FMVSS 571.106 SAE J2494 SAE J2494-3 Compatible Tube Material Nylon