D38999/20ZJ20SC

MIL-DTL-38999 III (D38999) harsh environment connectors feature wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs in 9 shell sizes and 54 insert arrangements. Utilizing M39029 contacts, options include sizes 22D, 20, 16, 12, 10 power, and 8 twinax. Available in aluminum, stainless steel, or lightweight composite shells with various plating options such as olive drab cadmium and nickel, these connectors meet RoHS compliance and Boeing BACC standards. With a maximum operating temperature of 175°C and minimum of -65°C, they offer reliable performance in demanding environments with a service rating of N, Coax, and Twinax. This specific model, the MIL-DTL-38999/20, is a Series III circular receptacle with a threaded, wall-mounting flange design, featuring 30 removable crimp contacts with gold plating for enhanced conductivity and a contact mating life of 500 cycles. The shell size is 25, accommodating contact sizes 8(3), 12(4), 16(13), and 20(10), with insert arrangement J20 for optimal fit and performance. The shell material is aluminum with a black zinc-nickel finish, offering environmental resistance and conductive properties.