MDM-51PH001B is a Size 51 Micro-D metal shell connector featuring pin contacts with harness-insulated wire termination and .050" contact spacing. This connector is designed to support 20 micro contacts with the capability to accommodate 4 coaxial or power contacts in alternative configurations. The connector conforms to MIL-DTL-83513 specifications and is manufactured with cadmium plating and tin-lead solder to meet aerospace electronics performance requirements. Key dimensional specifications include a maximum shell length of 1.435 inches (36.45 mm) and a maximum width of 1.050 inches (26.67 mm), with mounting holes of .310 inches (7.87 mm) diameter. This connector is widely used in aerospace, defense electronics, and high-reliability applications where robust interconnect solutions and compliance with military standards are essential.