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 YACT24JG41SDV00100
The D38999 Series III Jam Nut Receptacle is a high-performance connector designed for harsh environments, featuring a composite shell with olive drab cadmium plating for enhanced durability and conductivity. With 41 gold-plated socket contacts in a triple start threaded mating configuration, this connector ensures secure and reliable connections in aerospace and military applications. Rated for 7.5A, 600V AC, and 850V DC, with an operating temperature range of -65 to 200°C, it meets stringent MIL-DTL-38999 III specifications for performance and reliability. Suitable for use in demanding environments, this connector is ideal for applications where ruggedness and high reliability are essential.