La San Marco steam water valve nut
The brass nut on this product page can be used on various steam and water valve used on the San Marco espresso machines. The San Marco part reference numbers for this item are 205123 and CCMMIN1020.
This brass nut has a female 3/8” BSP-G thread on the inside. The thickness is 6mm and the outer size is 26mm. This fitting has been made in Italy....
€3.45