The ornamental design of elements of an aircraftnavigationcontrolunit, as shown and described.
FIG. 1 is a front and right perspective view showing elements of an aircraft navigation control unit according to an embodiment of our design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a left side elevation view thereof;
FIG. 6 is a right side elevation view thereof; and,
FIG. 7 is a rear, right perspective view of the elements of an aircraft navigation control unit of FIG. 1 shown with environmental structure, being additional elements of the aircraft navigation control unit shown in dotted lines.
Portions of the article not shown in the drawings form no part of the claimed design. Throughout the Figures, broken lines showing environment or structure are for illustrative purposes only and form no part of the claimed design.