STANDARD EDGE .050 SERIES 40 DUAL ASSY Connector System: Board-to-Board Centerline (Pitch): .05 in Centerline (Pitch): 1.27 mm Number of Dual Positions: 40 Number of Rows: 2 Board-to-Board .05" 1.27 mm 40 | Standard Edge Connector | Part Number: 5650090-3 | Internal Number: 5650090-3 | .05" | TE Connectivity | AMP .050 Series