Southwest® E-400-4 Meter, Flat Outlet, 4:1 Liter
This is a PMP remanufactured Southwest E-400-4 Meter. It is for 4:1 liters applications and can be identified by a flat outlet on the bottom (as opposed to the chamfered outlet) and stamped metal adjusting dial assembly. PMP remanufactured units have a pulser mounting bracket.
These meters were originally manufactured after mid-1986.