62PIN CARD EDGE CONNECTOR - Contact Positions: The "31" in the part number indicates 31 contact positions per row. Readout Style: The "D" stands for Dual Readout, meaning there are contacts on both the top and bottom sides of the card slot. Total Pin Count: For a dual readout connector, the total number of pins is double the number of positions (31 x 2 = 62 pins) - Pitch (Contact Centers): This series typically features 0.100" (2.54mm) contact centers, which is the standard spacing between adjacent pins in a row. Termination: The "CB" indicates the termination type, which for this specific configuration is a Dip Solder style intended for mounting through holes on a printed circuit board. Compatibility: It is designed to accommodate a standard 0.062" (1.57mm) thick daughter card