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 YACT24MJ29HBV00100
The MIL-DTL-38999 III (D38999) Jam Nut Receptacle is a high-performance circular connector designed for harsh environments. With a contact rating of 13A, 29 gold-plated contacts, and a voltage rating of 600V AC/850V DC/1800Vrms, this connector ensures reliable power and signal transmission in demanding applications. Featuring a composite shell with electroless nickel plating, it offers excellent corrosion resistance and durability. The Triple Start Threaded mating type guarantees secure connections, while the 1500-cycle pin contact ensures long-lasting performance. With an operating temperature range of -65 to 200°C (-85 to 392°F) and M service class certification, this connector is suitable for a wide range of military and aerospace applications. The D3899924MJ29HB is a RoHS non-compliant product, also known by its part alias YACT24MJ29HBV00100.