Metric Metal Push-to-Connect Fitting, Application Air, Inert Gases, Oils, Vacuum, Color Silver, Fitting Side A Connection Type Push-to-Connect, Fitting Side B Connection Type Push-to-Connect, Fitting Side C Connection Type BSPT, Includes Pre-Applied Thread Sealant Yes, Fitting Side C Pipe Size 1/4 in, Fitting Side B Tube Outer Diameter 4 mm, Fitting Material Brass, Maximum Operating Pressure 300 psi, Maximum Operating Temperature 200 Degrees F, Overall Length 19 1/16 mm