5352127-1 is a 2mm Hard Metric PCB mount receptacle connector designed for board-to-board interconnection applications. It features a Type B, 19-column configuration with 133 total positions across 5+2 rows, providing 95 signal contacts with gold-plated mating surfaces and phosphor bronze contact base material. The connector is mounted vertically on the PCB with a module length of 38.00 mm and includes feedthrough posts of 14.50 mm for rows A-E and 16.00 mm for rows F and Z, supporting CompactPCI applications. The housing is constructed from polyester glass-filled material with UL 94V-0 flammability rating and tin-over-nickel termination plating, ensuring reliable performance in demanding interconnection systems. This connector is RoHS and ELV compliant, making it suitable for industrial backplane and midplane applications requiring robust, high-density signal distribution.