5747842-2 is a 25-position right-angle posted D-subminiature plug connector from the AMPLIMITE series, designed for reliable PCB board mounting applications. This shell size 3 connector features threaded inserts (4-40) for secure mating hardware and includes boardlocks for stable PCB attachment. The connector is preloaded with size 20 DF posted pin contacts with duplex plating (0.000030" gold on mating end, tin on termination end, nickel underplated). Key dimensions include A: 2.088" (53.04 mm), B: 1.852" (47.04 mm), D: 0.230" (5.84 mm), and E: 0.738" (18.75 mm). Recommended PCB board thickness is 0.062" (1.58 mm) for connectors with boardlocks, making it suitable for industrial, computing, and communication equipment requiring robust D-sub interconnections.