MIL-DTL-38999 Series I connectors boast up to 128 contacts in a sealed insert, designed for harsh environments with an operating range from -65°C to 200°C. Available in various shell sizes and insert arrangements, these connectors feature front and rear wall mount options, along with jam nut receptacles and RFI grounding plugs. Constructed from high-strength aluminum, they offer multiple plating choices including cadmium-free finishes. Meeting stringent military specifications, these connectors ensure reliable performance in demanding applications.