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 YACT24JJ61PNV00100
The MIL-DTL-38999 III (D38999) connector series, featuring the D38999/24JJ61PN model, offers reliable connectivity in harsh environments. This specific variant is a jam nut receptacle with 61 gold-plated pin contacts, designed for high-performance applications. With a voltage rating of 600 V AC, 850 V DC, and 1800 Vrms, it ensures robust electrical integrity. Its composite shell construction, plated with cadmium olive drab, provides excellent durability and conductivity. Operating seamlessly in temperatures ranging from -65 to 200 °C (-85 to 392 °F), it meets the demands of extreme conditions. With its triple start threaded mating type and I service rating, this connector guarantees secure and efficient connections, making it ideal for military, aerospace, and other high-reliability applications.