Brass Metric Compression Fitting, Application Air Lines, Automotive Process, Cooling Lines, Fluid Transfer, Lubrication Lines, Water Lines, Fitting Side A Connection Type BSPT, Fitting Side B Connection Type Compression, Fitting Side C Connection Type Compression, Fitting Material Brass, Fitting Side B Tube Outer Diameter 4 mm, Fitting Side C Tube Outer Diameter 4 mm, Thread Size A R1/8, System of Measurement Metric, Maximum Operating Pressure 3,335 psi