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 YACT24MG41HEV00100
The MIL-DTL-38999 III (D38999) harsh environment connector, with the SKU D38999/24MG41HE, is a rugged and reliable solution for demanding applications. This specific model is a jam nut receptacle, featuring a composite shell and gold-plated contacts for enhanced conductivity. With 41 contacts in a size 20(41) arrangement, it offers a high amperage rating of 7.5 A and a voltage rating of 600 V AC, 850 V DC, and 1800 Vrms. Designed for military specifications, this connector operates effectively in extreme temperatures ranging from -65 to 200 °C (-85 to 392 °F). Its triple-start threaded mating type ensures secure connections, while its nickel-plated shell provides added durability. Suitable for use in aerospace and other high-reliability applications, this connector meets stringent performance standards for mission-critical operations.