MIL-DTL-38999 III (D38999) harsh environment connectors consist of wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs. They are offered in 9 shell sizes and 54 insert arrangements, utilizing M39029 contacts in sizes 22D, 20, 16, 12, 10 power, and 8 twinax. 38999 Series 3 connectors are offered in a variety of shell materials, including aluminum, stainless steel, and lightweight composite. They are also available in a wide assortment of plating options, including olive drab cadmium, nickel, black zinc nickel, and passivated stainless steel. Selection includes RoHS-compliant, cadmium-free finishes, as well as Boeing BACC-approved designs.
Part Aliases: TE Connectivity | Deutsch YACT24MD15JEV00100
The MIL-DTL-38999 III (D38999) harsh environment connector, featuring a jam nut receptacle design, is a high-performance solution for demanding applications. With 15 gold-plated socket contacts, it offers reliable power and signal transmission in extreme conditions. Constructed with a composite shell and electroless nickel finish, this connector ensures durability and corrosion resistance, making it ideal for military, aerospace, and industrial use. Rated for up to 600V AC, 850V DC, and 1800Vrms, and operating temperature range of -65°C to 200°C (-85°F to 392°F), it meets the stringent requirements of service class M. With a triple-start threaded mating type and 1500-cycle contact life, this connector guarantees secure and long-lasting connections in mission-critical environments.