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 YACT24ME99BCV00100
This MIL-DTL-38999 III (D38999) jam nut receptacle, designated as SKU D38999/24ME99BC, is a rugged and versatile circular connector designed for harsh environments. With 23 female contacts arranged in a Triple Start Threaded mating configuration, it offers reliable power and signal transmission in demanding applications. Constructed with a composite shell and featuring Electroless Nickel plating, this connector ensures durability and corrosion resistance, with an operating temperature range of -65 to 200 °C. Rated for 13 A, 600 V AC, and 850 V DC, it is suitable for high-power and high-voltage systems. This high-reliability connector, commonly used in military and aerospace applications, is RoHS compliant and offers superior performance in extreme conditions.