MIL-DTL-38999 Series II connectors boast up to 128 contacts in a robust insert, designed for harsh environments with an impressive operating temperature range of -65 °C to 200 °C. Available in various mounting configurations like front wall, rear wall, jam nut, and box mount receptacles, they offer versatility for different applications. With options including straight, RFI grounding, and standard plugs, featuring M39029 rear release crimp contacts in multiple sizes, these connectors ensure reliable connectivity. Crafted from aluminum with plating options such as electroless nickel and cadmium finishes, they meet stringent military specifications for durability. RoHS compliant variants are also available, making them suitable for diverse industries requiring high-performance electrical connections.