MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With a wide operating temperature range of -65 °C to 200 °C, they offer reliable performance in extreme conditions. Available in various mounting options, including front wall, rear wall, and jam nut receptacles, these connectors meet stringent military specifications. Utilizing M39029 rear release crimp contacts, they ensure secure and efficient connectivity. Constructed with high-strength aluminum shells and offering multiple plating options, such as electroless nickel and cadmium olive drab, they provide durability and corrosion resistance. RoHS compliant finishes are also available. Perfect for applications requiring rugged and dependable electrical connections, MIL-DTL-38999 Series I connectors are ideal for military, aerospace, and industrial use.