The 5747089-2 is an AMPLIMITE HD-20 series D-subminiature receptacle connector designed for mounting on PC boards with a minimum thickness of 0.093 inches. It features a size 1 front metal shell made of tin-plated steel, a black 94V-0 rated thermoplastic housing, and 9 socket positions. The ACTION PIN contacts are made of copper alloy with duplex plating, featuring 0.000030 inches of gold on the mating end and tin on the post surface, over a nickel underplate. This version is configured with 0.120-inch standard mounting holes for secure attachment. The ACTION PIN contacts provide a reliable solderless connection, making this connector ideal for robust board-to-cable interconnections in various electronic systems.