MIL-DTL-38999 Series I 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 wall mount, rear wall mount, and jam nut receptacles, these connectors meet military specifications for rugged performance. Utilizing M39029 rear release crimp contacts, they offer reliable connectivity in sizes 22D, 22M, 22, 20, 16, and 8. With options for different plating finishes such as cadmium and nickel, these connectors ensure durability and conductivity in demanding applications. RoHS compliant versions are also available.