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 YACT24ME99SEV00100
The D38999 Series III Jam Nut Receptacle is a high-performance connector designed for harsh environmental conditions. With a MIL-DTL-38999 III military specification, it offers reliable operation in demanding applications. Featuring 23 gold-plated contacts, it ensures excellent conductivity and signal integrity. Rated for 13 A and 600 V AC/850 V DC, with a maximum operating temperature of 200 °C, this connector is suitable for a wide range of power and signal transmission tasks. Its composite shell construction, with Electroless Nickel plating, provides durability and resistance to corrosion. With a triple start threaded mating type and E99 shell size insert arrangement, it offers secure and stable connections. This connector, with a service rating of I and a service class of M, is ideal for use in military, aerospace, and other high-reliability applications.