La Spaziale valve axle

On this page you will find a brass valve shaft. This brass valve shaft is made by La Spaziale. The La Spaziale part number for this part is 00232.

The steam valve shaft has a threaded section, which screws into the valve body with no 00218. On the shaft there is also a recess for a o ring to seal off the shaft. And at the end of the round shaft they have made a flat surface to install a valve knob.

On which La Spaziale espresso machines can I use this part? This type of valve shaft is only used on the La Spaziale S1 and on the La Spaziale Professional.