The 5102153-1 is a universal ejection style pin header designed for vertical PCB mounting with military, center, and dual polarized contact options. It features 0.100" x 0.100" [2.54 x 2.54 mm] centerlines and 0.025" [0.64 mm] square posts at the mating end, providing compatibility with standard ribbon cable connectors and receptacles. The header is available with a soldertail length of 0.110" [2.79 mm] and supports 10 positions with contact plating finish options (A or B). This pin header is commonly used in ribbon cable interconnect applications for board-to-board and cable-to-board connections, offering space-efficient integration and reliable signal transmission in electronic equipment and subsystems.