6-1761612-0 is a 104-position STEP-Z interconnection system receptacle designed for high-speed board-to-board applications. This connector features Pb-free plating and 0.76 mm solder ball termination for surface mount assembly, with a contact pitch of 0.65 mm. Key dimensions include A: 22.60 mm, B: 16.25 mm, and C: 8.13 mm, with an optional pick-up cap for automated assembly. The connector is RoHS compliant and suitable for high-speed signaling systems requiring fine pitch interconnections in telecommunications, computing, and data processing equipment.