MIL-DTL-38999 Series II connectors feature up to 128 contacts in environmentally sealed inserts, designed for harsh environments with an operating range of -65 °C to 200 °C. Available in various mounting options like front and rear wall mount, jam nut, and box mount receptacles, these connectors offer versatility. With options for straight, RFI grounding, and standard plugs, they cater to diverse connectivity needs. Utilizing M39029 rear release crimp contacts in different sizes, these connectors ensure reliable performance. Crafted from aluminum with plating choices including cadmium and nickel, they meet stringent military specifications. RoHS compliant finishes are also available, making them environmentally friendly. Perfect for demanding applications, these connectors guarantee durability and conductivity, with a mating life of 500 cycles.