1-1438693-9 is a 50-way harness assembly connector designed for high-density interconnect applications. The assembly features a cam lever and spacer mechanism with a minimum spacer travel of 4 mm and a lever swing area of 32.3 mm radius, enabling secure mating and reliable contact engagement. The connector incorporates 46 contact positions with 0.64 mm contact pin dimensions and is configured with keying option C for polarization control. The assembly is manufactured to precision tolerances with general tolerances of ±0.3 mm for one-place dimensions and ±0.10 mm for two-place dimensions, ensuring consistent performance across production batches. This connector is commonly used in industrial control systems, telecommunications equipment, and data acquisition systems where reliable multi-pin connections and positive keying are essential.