103309-6 is a low-profile vertical header connector designed for the AMPMODU .025 [0.64] square interconnection system with 0.100 [2.54] inch centerline spacing. This 26-position connector features dimension A of 1.600 inches [40.64 mm] and dimension B of 1.200 inches [30.48 mm], with a recommended PCB hole layout of 0.040 ± 0.003 inches [1.02 ± 0.08 mm] diameter for manual insertion. The connector is available in multiple plating options (Plating A and Plating B) to meet various electrical and environmental requirements. This header is commonly used in electronic interconnection applications requiring reliable, repeatable connections with standardized spacing and dimensional consistency across the AMPMODU system.