MIL-DTL-38999 Series II connectors, widely known for their robust design, offer exceptional performance in harsh environments. With up to 128 contacts housed within their inserts, these connectors are ideal for demanding applications. Featuring various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse connectivity needs. The connectors, available in 9 shell sizes and 52 insert arrangements, utilize M39029 rear release crimp contacts for reliable connections. Crafted from durable aluminum, they are offered with plating options including cadmium and nickel for corrosion resistance. Operating in temperatures ranging from -65 °C to 200 °C, these connectors ensure consistent performance even in extreme conditions, making them a preferred choice for military and industrial use.