Compression Fitting Coupling, Application Gasoline, Oils, Potable Water, Fitting Side A Connection Type Compression, Fitting Side B Connection Type MNPT, Fitting Material Brass, Fitting Side A Tube Outer Diameter 1/4 in, Maximum Operating Pressure 300 psi, Maximum Operating Temperature 250 Degrees F, Specific Fitting Shape Straight Adapter, Fitting Side B Pipe Size 1/2 in, Compatible Fitting Brands Not Applicable, Thread Size A 7/16-24, Thread Size B 1/2-14, System of Measurement Imperial