The ornamental design for a pad-lock buckle housing unit for a shoulderpad, as shown and described.
FIG. 1 is a top, left isometric view of a pad-lock buckle housing unit for a shoulder pad, showing our new design;
FIG. 2 is a right side isometric view thereof;
FIG. 3 is a top, side isometric view thereof;
FIG. 4 is a top, front isometric view thereof;
FIG. 5 is a bottom plan view thereof; and,
FIG. 6 is a partial isometric view thereof, showing the pad-lock buckle housing unit for a shoulder pad in use in a shoulder pad.
The broken lines showing the bottom plan view of the pad-lock buckle housing unit for a shoulder pad and a shoulder pad are included for the purpose of illustrating use and environment and form no part of the claimed design.