The ornamental design for a producttank for a self-propelled agricultural sprayer, as shown and described.
FIG. 1 is an isometric view of a product tank for a self-propelled agricultural sprayer in accordance with the present invention;
FIG. 2 is a side elevation view of a first side of the product tank of FIG. 1;
FIG. 3 is a side elevation view of a second side of the product tank of FIG. 1;
FIG. 4 is a front elevation view of the product tank of FIG. 1;
FIG. 5 is a rear elevation of the product tank of FIG. 1;
FIG. 6 is a top plan view of the product tank of FIG. 1; and,
FIG. 7 is a bottom plan view of the product tank of FIG. 1.
The broken line showing of surface structures is included for the purpose of illustrating portions of the product tank for self-propelled agricultural sprayer and forms no part of the claimed design.