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 YACT24MG41JCV00100
MIL-DTL-38999 III (D38999) harsh environment connectors, designated as SKU D38999/24MG41JC, are essential components for high-reliability applications. This specific model is a jam nut receptacle featuring 41 gold-plated socket contacts, suitable for demanding environments with its operating temperature range of -65 to 200 °C. With a voltage rating of 600 V AC, 850 V DC, and 1800 Vrms, these connectors ensure robust electrical performance. Constructed with a composite shell material and electroless nickel shell plating, they offer excellent durability and environmental resistance. Engineered for military specifications, these connectors meet the stringent requirements of service class M, guaranteeing reliability in mission-critical operations. With a mating type of triple start threaded, they provide secure and efficient connections, with a contact mating life of 1500 cycles. The D38999 Series III connectors are widely used in aerospace, defense, and other high-reliability applications, making them a trusted choice for professionals in the field.