This Cincinnati Milacron printed circuit board (PCB) carries the part numbers 3-531-3567A and 51637810 and is described in distributor listings as a CNC I/O interface PCB. It is listed as discontinued by the manufacturer, which can affect availability and replacement options. Used in Milacron CNC controls, this board provides essential input/output interfacing for the control electronics; confirm your Milacron control model and revision to ensure exact compatibility before ordering a replacement.
