The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range of -65°C to 200°C, these connectors offer reliable performance in extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. The connectors utilize M39029 rear release crimp contacts, ensuring secure connections. Crafted from durable aluminum with multiple plating options, such as gold and electroless nickel, they provide excellent conductivity and corrosion resistance. Meeting MIL-DTL-38999 II specifications, these connectors are ideal for military and aerospace applications requiring rugged and dependable electrical connections.