The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With front and rear wall mount, jam nut, and box mount receptacles, they offer versatile installation options. These connectors, meeting military specifications, operate efficiently in temperatures ranging from -65 °C to 200 °C. Made of durable aluminum, they come in various plating options including gold, electroless nickel, and cadmium finishes. Equipped with M39029 rear release crimp contacts, they ensure secure and reliable connections. Perfect for military and industrial applications, these connectors provide environmental sealing and conductivity, meeting stringent performance standards.