The ornamental design for a powdersprayguncomponent, as shown and described.
FIG. 1 is a top perspective view of a wedge component of a powder spray gun;
FIG. 2 is a top end view thereof; and
FIG. 3 is a bottom end view thereof.
FIG. 4 is a front end view thereof;
FIG. 5 is a rear end view thereof;
FIG. 6 is a left side view thereof; and,
FIG. 7 is a right side view thereof.
The broken line portion of the figure drawings is included to show unclaimed subject matter only and forms no part of the claimed design. The dash-dot broken line represents the boundary of the claimed design.