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 YACT24MF35BDV00100
The MIL-DTL-38999 III (D38999) harsh environment connector is a rugged and versatile solution for demanding applications. This jam nut receptacle, part number D38999/24MF35BD, features a composite shell with electroless nickel plating, offering excellent durability and corrosion resistance. With 66 contacts (22D), it provides reliable connectivity in extreme conditions, rated for temperatures ranging from -65 to 200 °C. Boasting a triple start threaded mating type and a voltage rating of 400 V AC, 550 V DC, and 1300 Vrms, this connector ensures secure and efficient performance in high-stress environments. RoHS-compliant and hi-rel certified, it meets stringent industry standards for quality and reliability, making it ideal for aerospace, military, and industrial applications.