4-103148-0 is a single-row unshrouded breakaway header from the AMPMODU interconnection system, designed for reliable board-to-board connections. This 10-position header features a 0.100 inch (2.54 mm) centerline spacing with dimension A of 0.984 inch (24.99 mm) and dimension B of 0.900 inch (22.86 mm). The header has dimensional specifications of C = 0.090 inch (2.29 mm), D = 0.230 inch (5.84 mm), and E = 0.185 inch (4.70 mm). The breakaway design allows headers to be broken to the desired number of positions using Tool Kit No. 314818-1. These headers are commonly used in electronic interconnection applications requiring flexible pin configurations and reliable signal transmission.