Robinair (15195 Combination Inlet Tee Fitting for R-12 and R-134A 1/4 inch male flare x 1/2 inch ACME combination inlet fitting For use with Robinair 15100/15200 series vacuum pumps Replaces pump inlet fitting 1/4 inch male flare fitting for R-12 and other refrigerants, and 1/2 inch ACME for R-134a Machined solid brass construction