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 YACT24MG11SDV00100
The D38999/24MG11SD is a high-performance MIL-DTL-38999 III (D38999) connector, designed for harsh environment applications. This jam nut receptacle features a durable composite shell, offering excellent resistance to extreme temperatures ranging from -65 to 200 °C. With 12 gold-plated socket contacts (size 12(11)), it ensures reliable signal transmission in demanding conditions. Meeting stringent military specifications, this connector is rated for 23 A, 600 V AC, and 850 V DC, making it ideal for mission-critical systems. Its triple start threaded mating type provides secure and robust connections, while the electroless nickel shell plating enhances durability. With a service rating of I and a service class of M, this connector guarantees performance and reliability in aerospace, defense, and other high-reliability applications.