The MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts within an environmentally sealed insert. With an operating temperature range of -65 °C to 200 °C, they ensure reliable performance in extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, these connectors feature thin walls and restricted lengths. The plugs come in straight, RFI grounding, and standard configurations with a 90-degree cable clamp. Constructed with aluminum shells and offering multiple plating options, including RoHS certified finishes, they provide durability and versatility. Utilizing M39029 rear release crimp contacts, these connectors guarantee secure and efficient connections. Ideal for military and industrial applications, they meet stringent MIL-DTL-38999 II specifications, making them suitable for demanding environments.