The 1-103916-6 is an unshrouded double-row thru-hole header connector designed for high-density board-to-board interconnections in computer and personal systems applications. It features 80 contact positions arranged on 0.050 x 0.100 inch (1.27 x 2.54 mm) centers, providing compact spacing for dense PCB layouts. The connector utilizes a high-temperature-tolerant thermoplastic housing (94V-0 rated) with copper alloy contacts plated with 0.00033 inch minimum gold on mating areas and 0.000150 inch minimum tin-lead on solder posts, ensuring reliable electrical performance and durability. Standoffs are integrated for ease of cleaning and assembly. This connector is ideal for applications requiring robust board-to-board connections in computer systems, data acquisition equipment, and industrial control systems where high-density interconnection and reliable contact performance are essential.