1.27mm x 2.54mm Pitch DIL Vertical PC Tail Pin Header, 4mm mating height, 2.3mm tail, gold, 25+25-way - see also individual drawing <a href="http://www.harwin.com/include/downloads/drawings/M52-040023W2545.PDF" title="Link to a PDF file, 89Kb">M52-040023W2545</a> (PDF, 89Kb)