1-5177983-0 is a fine pitch SMT stacking receptacle connector designed for parallel board-to-board interconnection applications. This connector features a 0.8mm pitch with 200 positions and 8µ" gold plating for reliable electrical contact. Key dimensions include A: 79.20mm (3.118"), B: 85.80mm (3.378"), and C: 84.20mm (3.315"). The connector supports various stacking heights ranging from 5mm to 8mm when paired with compatible plug connectors. This RoHS compliant component is ideal for high-density electronic applications requiring reliable parallel board connections in compact form factors.