D38999/20WC4SA

MIL-DTL-38999 III (D38999) harsh environment connectors are rugged and reliable solutions for demanding applications. This series includes wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs, offering versatility in connectivity. With 9 shell sizes and 54 insert arrangements available, these connectors accommodate various configurations. Utilizing M39029 contacts in sizes 22D, 20, 16, 12, 10 power, and 8 twinax, they ensure efficient signal transmission. Available in aluminum, stainless steel, and lightweight composite shells, with options for plating such as olive drab cadmium, nickel, black zinc nickel, and passivated stainless steel, these connectors cater to diverse needs. RoHS-compliant and cadmium-free finishes are also offered, meeting environmental standards. With a wide operating temperature range (-65°C to 175°C) and high mating life of 500 cycles, these connectors are suitable for military, aerospace, and industrial applications where reliability is paramount.