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 YACT24JJ35HAV00100
The D38999/24JJ35HA is a MIL-DTL-38999 III (D38999) jam nut receptacle, part of the DEUTSCH 38999 Series III Composite Connectors. With a high amperage rating of 5A, this circular receptacle features 128 gold-plated contacts in a triple start threaded, pin contact, and A keyway polarization configuration. Designed for harsh environments, it offers reliable performance with a wide operating temperature range from -65°C to 200°C (-85°F to 392°F). The composite shell with cadmium olive drab plating ensures conductivity and environmental resistance, meeting service class M requirements. With a mating life of 1500 cycles, this connector is ideal for high-reliability applications in military, aerospace, and other demanding industries.