MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts sealed for protection. With an operating temperature range of -65°C to 200°C, these connectors ensure reliability in extreme conditions. Available in various mounting options such as front wall, rear wall, jam nut, and box mount receptacles, they offer versatility in installation. The connectors, made of aluminum, come with different plating options including cadmium and nickel for corrosion resistance. Incorporating M39029 rear release crimp contacts, they guarantee secure connections. Suitable for military applications, these connectors meet stringent standards for performance and durability.