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 for different applications. The connectors come in aluminum shells with options for plating, such as gold, electroless nickel, and cadmium finishes. With M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12, these connectors ensure reliable connectivity. Meeting MIL-DTL-38999 II military specifications, they are ideal for demanding environments where durability and performance are essential.