MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert for secure connectivity. With an operating temperature range of -65 °C to 200 °C, they offer reliable performance in extreme conditions. Available in various configurations including front wall mount, rear wall mount, and jam nut receptacles, these connectors meet military specification standards. Utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, they ensure efficient signal transmission. Constructed with high strength aluminum shells and offering a choice of plating options such as electroless nickel and cadmium finishes, these connectors provide durability and corrosion resistance. Their RoHS certified cadmium-free coatings make them environmentally friendly options for demanding applications.