The ornamental design for a furniturecomponent, as shown and described.
FIG. 1 is a front elevational view of a furniture component showing my new design.
FIG. 2 is an enlarged front elevational view thereof, with the right-side elevational view, left-side elevational view, and the rear elevational views thereof being identical.
FIG. 3 is a top plan view thereof; and,
FIG. 4 is a bottom plan view thereof.
The broken lines in FIG. 1 depict environment and form no part of the claimed design.