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 YACT24MD97HCV00100
The MIL-DTL-38999 III (D38999) harsh environment connector, designated as SKU D38999/24MD97HC, is a rugged and reliable solution for demanding applications. This specific model is a jam nut receptacle, featuring a composite shell with electroless nickel plating for enhanced durability. With a voltage rating of 600 V AC, 850 V DC, and 1800 Vrms, as well as an amperage of 13 A, it is suitable for high-power and high-voltage connections. The 12 contacts, gold-plated for superior conductivity, are arranged in a Triple Start Threaded mating configuration for secure connections. Rated for operating temperatures ranging from -65 to 200 °C (-85 to 392 °F), and meeting military specification MIL-DTL-38999 III, this connector is ideal for use in harsh environments where reliability is paramount.