MIL-DTL-38999 Series II connectors boast up to 128 contacts in a single insert, offering robust environmental sealing and a wide operating temperature range from -65 °C to 200 °C. Specifically designed for harsh environments, these connectors come in various configurations including front and rear wall mounts, jam nut, and box mounts. With options for straight, RFI grounding, and standard plugs featuring a 90-degree cable clamp, they cater to diverse connectivity needs. Available in 9 shell sizes and 52 insert arrangements, these connectors utilize M39029 rear release crimp contacts for reliable performance. Crafted from aluminum, they come with plating options such as light iridescent yellow cadmium, olive drab cadmium, electroless nickel, and black anodized aluminum, with RoHS certified cadmium-free finishes. Ideal for military and industrial applications, these MIL-DTL-38999 Series II connectors ensure secure and high-performance electrical connections in demanding settings.