The ornamental design for a gasket for heatexchanger, as shown and described.
FIG. 1 is a perspective view of a gasket for heat exchanger;
FIG. 2 is a plan view of the gasket for heat exchanger;
FIG. 3 is a bottom view of the gasket for heat exchanger;
FIG. 4 is a front view of the gasket for heat exchanger;
FIG. 5 is a rear view of the gasket for heat exchanger;
FIG. 6 is a left side view of the gasket for heat exchanger; and,
FIG. 7 is a right side view of the gasket for heat exchanger.
The gasket for heat exchanger is shown broken away in FIGS. 1-3, 6 and 7 to indicate that no particular length is claimed. The appearance of any portion of the article between the break lines forms no part of the claimed design.