5-5177986-6 is a fine pitch SMT stacking plug connector designed for parallel board-to-board interconnection applications. This connector features a 0.8mm contact pitch with 140 positions and 30µ" gold plating for reliable electrical contact. Key dimensions include A: 55.20mm (2.173"), B: 61.80mm (2.433"), and C: 60.20mm (2.370"). The connector is supplied in tape and reel packaging for automated assembly processes. It is ideal for high-density electronic applications requiring compact, reliable board-to-board connections in consumer electronics, telecommunications, and industrial equipment.