Hydraulic Manifold Port Plug

FIG. 1 is a perspective view of the hydraulic manifold port plug. FIG. 2 is an alternative perspective view of the hydraulic manifold port plug, the view of FIG. 2 being opposite the view of FIG. 1 . FIG. 3 is a top plan view of the hydraulic manifold port plug. FIG. 4 is a side view of the hydraulic manifold port plug. FIG. 5 is an alternate side view of the hydraulic manifold port plug, the view of FIG. 5 being opposite the view of FIG. 4 ; and, FIG. 6 is a bottom plan view of the hydraulic manifold port plug. The broken line inner circles appearing in FIGS. 3 and 6 do not constitute a part of the claimed design.