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The ornamental design for a door latching unit, as shown and described. |
FIG. 1 is a perspective view of a door latching unit showing my new design;
FIG. 2 is a top plan view thereof, the broken-line showing of a fragment of a door and frame being for illustrative purposes only and forming no part of the claimed design;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a rear elevational view thereof;
FIG. 7 is a bottom plan view thereof; and
FIG. 8 is a perspective view thereof, with the thumbnut unthreaded slightly and the bolt shown rotated downward to a disengaged position.
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