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 YACT24MG41PEV00100
The MIL-DTL-38999 III (D38999) Jam Nut Receptacle is a high-performance circular connector designed for harsh environments. With 41 gold-plated contacts, this connector offers reliable signal transmission with a maximum amperage of 7.5 A and a voltage rating of 600 V AC, 850 V DC. Its composite shell construction, featuring electroless nickel plating, provides excellent durability and corrosion resistance, making it ideal for military and aerospace applications. With a wide operating temperature range of -65 to 200 °C, this connector is suitable for use in extreme conditions. Its triple start threaded mating type ensures secure connections, while its E keyway polarization prevents misalignment. RoHS-compliant and boasting a service class of M, the D38999 Jam Nut Receptacle is a trusted choice for mission-critical systems.