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 YACT24MH53HCV00100
The D38999/24MH53HC is a high-performance MIL-DTL-38999 III (D38999) composite connector, designed for harsh environmental conditions. This jam nut receptacle features a rugged construction with a lightweight composite shell, offering excellent durability. With 53 gold-plated contacts, it ensures reliable electrical connections in demanding applications. Rated for up to 600V AC, 850V DC, and 1800Vrms, this connector is suitable for high-voltage environments. Its triple start threaded mating type provides secure connections, while the electroless nickel shell plating offers enhanced corrosion resistance. Operating in a wide temperature range from -65°C to 200°C (-85°F to 392°F), this connector is ideal for military, aerospace, and other high-reliability applications. With a service rating of I and a 1500-cycle contact mating life, it guarantees long-term performance in mission-critical systems. The D38999/24MH53HC is a top choice for customers seeking a rugged, high-reliability connector solution.