Port Connector, Application Gases, Liquids, Fitting Side A Connection Type Compression, Fitting Side B Connection Type Compression, Fitting Material Brass, Fitting Side A Tube Outer Diameter 1/4 in, Fitting Side B Tube Outer Diameter 1/4 in, Maximum Operating Pressure 3,500 psi, Maximum Operating Temperature 400 Degrees F, Overall Length 1 1/16 in, Specific Fitting Shape Port Connector, Compatible Fitting Brands A-LOK, Thread Size A 7/16-20, Thread Size B 7/16-20, System of Measurement Imperial