The MIL-DTL-38999 Series II connectors, designed for harsh environments, feature up to 128 contacts in an insert and offer a wide operating temperature range from -65 °C to 200 °C. These connectors, available in various mounting styles such as front wall mount, rear wall mount, jam nut, and more, are ideal for military and aerospace applications. With aluminum shells and multiple plating options including cadmium and nickel, they ensure durability and reliability. The connectors, compliant with MIL-DTL-38999 II specifications, guarantee secure connections with bayonet coupling and EMI shielding. Suitable for straight plug configurations, they utilize M39029 rear release crimp contacts, providing easy installation and maintenance. Meeting stringent military standards, these connectors are essential for demanding environments where rugged performance is crucial.