The ornamental design for an electrical connector part, as shown and described.
FIG. 1 is a top plan view of an electrical connector part showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a rear and top perspective view thereof; and
FIG. 4 is an enlarged rear and top perspective view thereof.
FIG. 5 is a front elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a left side elevational view thereof; and,
FIG. 8 is a bottom plan view thereof.
The even-broken line in the drawings is included to show unclaimed environment only and forms no part of the claimed design. The dash-dot broken line represents the boundary of the claimed design.