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 YACT24JG41HEV00100
The D38999/24JG41HE is a high-performance MIL-DTL-38999 III (D38999) jam nut receptacle, designed for harsh environmental conditions. Featuring a rugged composite shell with cadmium olive drab plating, this connector offers excellent durability and conductivity. With 41 gold-plated contacts in a size 20(41) pin configuration, it provides reliable power and signal transmission. Rated for up to 600V AC, 850V DC, and 1800Vrms, and operating temperatures ranging from -65°C to 200°C (-85°F to 392°F), it is suitable for a wide range of applications in military, aerospace, and industrial settings. The triple start threaded mating type ensures secure connections, while the E keyway polarization prevents mismating. With a service rating of I and a mating life of 1500 cycles, this connector meets the demanding requirements of high-reliability applications.