No. 12 in detailed image drawing.
Larger New Style Quick Connect to wash Measuring tube on Mueller Milk Cooling Tanks
Fits 1090-002v 1/2 inch ID hose
Fits 2 and 3 inch tank valves
Made in USA by Paul Mueller Co
M-8825995 New Style Quick Connect
M-8826008 Adapter connects to Mueller M-8823113 -3 inch milk tank valve (this item)
M-8826007 Adapter connects to Mueller M-90601 -2 inch milk tank valve