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 YACT24MH35BBV00100
The D38999 Series III Jam Nut Receptacle is a rugged and versatile circular connector designed for harsh environments. With a MIL-DTL-38999 III military specification, it offers reliable performance in extreme conditions. Featuring 100 contacts in a shell size 23 and contact size 22D, it ensures secure connections in high vibration applications. With a maximum operating temperature of 200°C and a voltage rating of 400V AC, 550V DC, and 1300Vrms, it is suitable for demanding power and signal transmission tasks. The electroless nickel shell plating and finish coating provide excellent corrosion resistance, while the composite shell construction offers lightweight durability. This high-reliability connector is perfect for aerospace, defense, and other mission-critical applications.