747845-4 is an AMPLIMITE HD-20 front metal-shell right-angle posted subminiature D-type receptacle connector designed for reliable board-to-cable interconnections. This shell size 2 connector features 15 contact positions with phosphor bronze socket contacts that are duplex plated with gold on the mating end and tin-lead on the termination end, with nickel underplating. The connector includes fixed female screwlocks and boardlocks for secure mounting, with a tin-plated steel front shell and 94V-0 rated black thermoplastic housing. Key dimensions include 1.541 inches (39.14 mm) for dimension A and 1.312 inches (33.33 mm) for dimension B, with a post size of 0.026 inches (0.66 mm) diameter. This connector is ideal for applications requiring robust mechanical attachment and reliable electrical connections in industrial and commercial equipment.