MIL-DTL-38999 Series I connectors feature up to 128 contacts within an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various shell sizes and insert arrangements, they offer front wall mount, rear wall mount, and jam nut receptacles with RFI grounding plugs. Made of high-strength aluminum, these connectors come in multiple plating options including cadmium-free finishes, ensuring durability and reliability. Suitable for military and industrial applications, they meet stringent MIL-DTL-38999 I specifications for performance and quality.