Push-to-Connect HVAC Fitting Fitting Side A Connection Type Push-Fit Fitting Side B Connection Type UNF Fitting Side A Pipe Size Not Applicable Fitting Side B Pipe Size 3/4 in Fitting Side A Tube Outer Diameter 1/2 in Fitting Side B Tube Outer Diameter Not Applicable Fitting Material Brass Fitting Thread Size 3/4-16 Maximum Operating Pressure 870 psi Maximum Operating Temperature 250 Degrees F Overall Length 1 27/32 in Specific Fitting Shape Flare Adapter