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 YACT24JJ35ADV00100
The MIL-DTL-38999 III (D38999) harsh environment connectors, also known as DEUTSCH 38999 Series III Composite Connectors, offer reliable performance in demanding conditions. This specific model, with the part number D38999/24JJ35AD, is a jam nut receptacle designed for military applications. Featuring 128 contacts in a size 22D(128), it ensures secure and efficient connections. With a voltage rating of 400 V AC, 550 V DC, and 1300 Vrms, and an amperage of 5 A, it meets the power needs of mission-critical systems. The composite shell construction, plated with cadmium olive drab for enhanced durability, provides excellent environmental resistance. Suitable for use in a wide temperature range from -65 to 200 °C, this connector is a dependable solution for high-reliability applications.