For sale Coffee Machine Water Pump/Steam Wand O-Ring for Saeco Starbucks Barista, Aroma and many others.
Usualy this ring should be replaced if your coffe machine has lower steam/water pressure.
This O-Ring is located between the output of older Ulka pumps and the By-pass valve
On Schematic: starbucks-barista-drawing-2 it has Position: 61
https://www.espressocare.com/schematics/starbucks-barista-drawing-2
