Robinair 15495 Optional Vacuum Pump Combination Inlet Tee Fittings R-12/R-134a. Convert your pump to both R-12 and R-134a. Solid Brass Tee, replaces pump inlet fitting (1/4" MFL for R-12 & other refrigerants and 1/2" Acme for R-134a). 1/4" MFL x 1/2" Acme, for 15400/15600 series vacuum pumps.
Robinair - SPX