MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert and offering reliable performance in extreme temperatures ranging from -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, these connectors ensure secure connections in demanding applications. With options for straight, RFI grounding, and 90-degree cable clamp plugs, they accommodate diverse installation needs. Utilizing M39029 rear release crimp contacts, these connectors guarantee efficient connectivity in sizes 22D, 22M, 22, 20, 16, and 12. Constructed with aluminum shells and a choice of plating finishes such as cadmium and electroless nickel, they offer durability and corrosion resistance. Meeting MIL-DTL-38999 II military specifications, these connectors are ideal for use in rugged environments requiring robust electrical connections.