MIL-DTL-38999 Series I connectors, also known as MS27656, are high-performance electrical receptacles designed for back panel wall mounting applications in harsh environments. Featuring a durable aluminum shell with a protective electroless nickel or cadmium olive drab finish, these connectors offer reliable conductivity and environmental resistance. With 16 removable crimp contacts, gold-plated for enhanced signal transmission, they ensure secure and efficient connections. Meeting stringent military specifications, including MIL-DTL-38999 I, these bayonet-coupling connectors are ideal for aerospace, defense, and other high-reliability applications, with a service rating of II and a service class of T. RoHS non-compliant.