735159 is a pre-insulated FASTON receptacle connector (Size 6.3) designed for secure wire termination with integrated nylon insulation support. It accommodates wire sizes ranging from 1.5 to 2.5 mm² with an insulation diameter of 4.0 mm and features a blue nylon sleeve for color-coded identification. The connector has a length dimension of 21.5 mm and is manufactured from brass with tin plating (CuZn, verz.inn) for reliable electrical contact and corrosion resistance. This receptacle is commonly used in automotive, industrial, and electrical applications where dependable crimp connections and insulation retention are required, offering ease of assembly with standard hand tools.