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 YACT24MJ24BDV00100
The D38999 Series III Jam Nut Receptacle is a high-performance connector designed for harsh environments, meeting MIL-DTL-38999 III military specifications. With 24 contacts and a maximum operating temperature of 200°C, this connector is suitable for a wide range of applications. Featuring a composite shell and electroless nickel plating, it offers excellent durability and conductivity. The triple-start threaded mating type ensures secure connections, while the D keyway polarization prevents incorrect mating. With RoHS-compliant options available, this connector is a reliable choice for aerospace, defense, and other demanding industries.