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 YACT24JJ29HEV00100
The D38999/24JJ29HE is a MIL-DTL-38999 III (D38999) jam nut receptacle, part of the DEUTSCH 38999 Series III Composite Connectors. Designed for harsh environments, this connector features 29 gold-plated contacts with a current rating of 13 A. With a voltage rating of 600 V AC, 850 V DC, and 1800 Vrms, it offers reliable performance. The composite shell construction, with a Cadmium Olive Drab finish, ensures durability in a wide operating temperature range from -65 to 200 °C (-85 to 392 °F). Its triple start threaded mating type and E keyway polarization provide secure connections. With a service rating of I and 1500-cycle contact mating life, this connector is suitable for high-reliability applications in military, aerospace, and industrial settings.