MIL-DTL-38999 Series I connectors are robustly designed for harsh environments, featuring up to 128 contacts within an environmentally sealed insert. With an extensive operating temperature range of -65 °C to 200 °C, these connectors offer reliability in extreme conditions. Available in various configurations including front wall mount, rear wall mount, and jam nut receptacles, they cater to diverse installation needs. Utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, these connectors ensure secure and efficient connections. Constructed with high-strength aluminum shells and offering multiple plating options such as cadmium and nickel finishes, they prioritize durability and performance. Designed to meet military specifications, these connectors are ideal for applications requiring rugged and dependable electrical connectivity in demanding environments.