5102159-1 is a right-angle PCB mount pin header designed for ribbon cable interconnection applications. It features 10 positions with 0.025 inch square posts at the mating end and a 0.110 inch soldertail length, conforming to the universal ejection style with military, center, and dual polarized specifications. The header operates with 0.100 x 0.100 inch centerline spacing and is compatible with receptacles both with and without strain relief. This component is RoHS compliant and is commonly used in military and industrial applications requiring reliable cable-to-board connections with standardized mating interfaces.