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 YACT24MB99HNV00100
The D38999/24MB99HN is a high-performance MIL-DTL-38999 III (D38999) connector, featuring a jam nut receptacle design for secure mounting in harsh environments. With 7 contacts in a size 20(7) arrangement, this connector offers reliable power and signal transmission with a maximum operating temperature of 200°C. Constructed with a composite shell and gold-plated contacts, it ensures durability and excellent conductivity, suitable for military and aerospace applications. The Electroless Nickel shell plating provides added protection, while its triple start threaded mating type guarantees a secure connection. With a service rating of I and a service class of M, this connector is designed for rugged use, making it an ideal choice for demanding industrial and military systems.