5745410-1 is an AMPLIMITE HD-20 subminiature D connector plug designed for PCB mounting applications. This straight posted connector features a full metal shell with grounding indents and 9 contact positions in a shell size 1 configuration. The connector has dimensions of A: 1.213 in (30.81 mm), B: 0.984 in (24.99 mm), C: 0.494 in (12.55 mm), and a post length of 0.125 in (3.18 mm). The contacts are phosphor bronze with duplex plating (0.000030 in gold on mating end, tin on termination end) and 0.000050 in minimum nickel underplating. This connector is ideal for data communication, industrial control, and instrumentation applications requiring reliable high-density interconnections.