The ornamental design for a part of a meteringpump, as shown and described.
The file of this patent contains at least one drawing/photograph executed in color. Copies of this patent with color drawing(s)/photograph(s) will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a side view of the invention;
FIG. 2 is a top view of the invention in an “OFF” position;
FIG. 3 is a top view of the invention in an “ON” position; and,