MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. These connectors are environmentally sealed, with a wide operating temperature range from -65 °C to 200 °C. Available in various configurations such as front wall mount, rear wall mount, and jam nut receptacles, they offer versatility for different applications. Utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, they ensure reliable connectivity. Crafted from high-strength aluminum shells, these connectors come with options for plating finishes including cadmium-free choices. With RoHS certified options available, they meet stringent environmental standards. Perfect for military and industrial use, these connectors deliver performance and durability in demanding conditions.