The 5747838-3 is a subminiature D-series right-angle posted receptacle connector manufactured by TE Connectivity (AMP brand) for AMPLIMITE applications. It features 25 contact positions with shell size 3, preloaded with size 20 DF posted socket contacts, and is available with contact finish plating code B. The connector has dimensions of 2.088 inches (53.04 mm) length (A) and 1.852 inches (47.04 mm) width (B), with a recommended PCB board thickness of 0.062 inches (1.58 mm) for boardlock mounting and 0.093 inches (2.36 mm) maximum for other configurations. It supports multiple mounting options including boardlocks with threaded inserts or fixed female screwlocks, making it suitable for applications requiring secure, reliable interconnection in compact spaces such as industrial equipment, telecommunications, and data acquisition systems.