MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts in a sealed insert. Designed for harsh environments, they boast a wide operating temperature range from -65 °C to 200 °C. Available in various shell sizes and insert arrangements, these connectors feature front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs. Crafted from durable aluminum, they come with a choice of plating options, including cadmium finishes and RoHS-certified alternatives. Ideal for military and aerospace applications, these connectors ensure reliable performance in demanding conditions.