5205738-3 is a receptacle assembly designed for the AMPLIMITE HDP connector series, featuring a Size 3 form factor with 25 positions arranged vertically. The assembly includes glass-filled PBT or glass-filled nylon inserts rated UL94V-O, carbon steel shells with zinc and yellow chromate coating, and stainless steel retainer clips. Contact finishes include gold flash plating over nickel for the mating end (minimum 0.76 µm gold for 2.54 mm length) and tin or tin-lead plating for the opposite end, with a socket contact design rated for 1.27 ± 0.51 mm engagement. The connector features a mating face width of 17.68 ± 0.38 mm and overall length of 53.04 ± 0.38 mm, with 25 contact positions arranged in two rows. This receptacle assembly is commonly used in industrial and military applications requiring reliable high-density interconnections with robust environmental protection.