MIL-DTL-38999 Series II connectors offer robust connectivity with up to 128 contacts, featuring environmentally sealed inserts for reliable performance in harsh conditions. With an operating temperature range from -65 °C to 200 °C, these connectors are well-suited for demanding applications. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they provide versatility in installation. The connectors come in aluminum shells with plating options including cadmium and nickel for enhanced durability. Utilizing M39029 rear release crimp contacts in multiple sizes, they ensure secure connections. Meeting stringent military specifications, these connectors are ideal for aerospace, defense, and industrial applications requiring rugged and high-performance connectivity.