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 YACT24MJ35SCV00100
The D38999/24MJ35SC is a high-performance MIL-DTL-38999 III (D38999) jam nut receptacle, designed for harsh environment applications. Featuring a rugged construction with a composite shell, this connector ensures reliable performance in extreme conditions. With 128 gold-plated contacts in a size 22D(128) socket configuration, it offers excellent conductivity and signal integrity. Rated for voltages up to 400V AC, 550V DC, and 1300Vrms, and operating temperatures ranging from -65°C to 200°C (-85°F to 392°F), it is suitable for a wide range of demanding environments. The triple start threaded mating type ensures secure connections, while the environmental resistant design and nickel-plated shell provide enhanced durability. With a service rating of M and a mating life of 500 cycles, this connector is ideal for aerospace, military, and other high-reliability applications.