How about this one? Not entirely sure that it is from a dishwasher, but I can't imagine where else it could be used.
24" wide;
23.5" high, including 15/16" lip at bottom;
1" deep;
embossment is 3/8" from the edge;
two holes in top edge, 21-9/16" center-to-center;
6 lbs. nonmagnetic stainless.