5207828-4 is an HD-20 all-plastic subminiature D receptacle connector from the AMPLIMITE series, designed for PCB mounting applications. This connector features 25 contact positions (Shell Size 3) with straight posted socket contacts and standard .120 [3.05] mounting holes. Key dimensions include A: 2.095 in [53.21 mm], B: 1.852 in [47.04 mm], C: .420 in [10.67 mm], and post length D: .125 in [3.18 mm] recommended for PC board thickness of .062-.093 in [1.58-2.36 mm]. The contacts feature duplex plating with .000030 in [0.00076 mm] gold on the mating end and tin on the termination end, with nickel underplating. The housing is made from UL 94V-0 rated flame retardant thermoplastic in black, making it suitable for applications requiring reliable signal connections in electronic equipment.