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 jam nut, front and rear wall mount, and box mount receptacles, they cater to diverse installation needs. Compliant with military specification MIL-DTL-38999 II, these connectors ensure rugged durability. Crafted from aluminum with plating options such as electroless nickel and cadmium finishes, they guarantee corrosion resistance. The crimp-type contacts, removable for easy maintenance, provide secure connections. With a mating type of bayonet coupling, these connectors facilitate quick and reliable installations. Suitable for applications requiring conductivity and environmental resistance, they are ideal for military, aerospace, and industrial use.