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 YACT24JG41HNV00100
The D38999 Series III Jam Nut Receptacle is a high-performance circular connector designed for harsh environments, meeting MIL-DTL-38999 III military specifications. Featuring 41 gold-plated contacts with a current rating of 7.5 A, this connector offers reliable power and signal transmission. With a wide operating temperature range of -65 to 175 °C and excellent voltage resistance up to 1800 Vrms, it is suited for demanding applications. The composite shell construction, with cadmium olive drab plating, provides durability and environmental resistance, making it ideal for military, aerospace, and industrial use. Its jam nut mounting style and triple start threaded mating ensure secure and stable connections. Trust in the DEUTSCH 38999 Series III for rugged, high-reliability connectivity in the harshest of conditions.