MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in connectivity solutions. The connectors, compliant with military specification MIL-DTL-38999 II, come in aluminum shells with options for plating finishes such as electroless nickel and cadmium olive drab. With M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12, these connectors ensure reliable performance. Suitable for applications requiring rugged and dependable connections, they are ideal for use in demanding environments.