Introducing the D38999/20ME2HD, a MIL-DTL-38999 Series III compliant circular connector designed for high-reliability applications. Featuring a durable composite shell with electroless nickel finish, this wall mount receptacle is built to withstand harsh environments. The copper alloy contacts are plated with gold for optimal conductivity and corrosion resistance. With a shell size of 17 and a pin contact type, it offers secure and stable connections. The insert arrangement E2 and keying position D ensure proper mating alignment. Its threaded locking mechanism provides added security. Although not RoHS compliant, it meets stringent military specifications. Ideal for military, aerospace, and industrial use, this connector is a reliable choice for demanding environments.