The MIL-DTL-38999 Series I connectors offer robust performance in harsh environments, with up to 128 contacts housed in an insert for reliable connectivity. Featuring front wall mount, rear wall mount, and jam nut receptacles, these connectors are ideal for military and aerospace applications. With a wide operating temperature range of -65 °C to 200 °C, they ensure functionality in extreme conditions. Crafted from high-strength aluminum shells and available in various plating options including electroless nickel and cadmium finishes, these connectors provide durability and corrosion resistance. Utilizing M39029 rear release crimp contacts, they offer secure connections in sizes 22D, 22M, 22, 20, 16, and 8. Meeting MIL-DTL-38999 I specifications, they guarantee performance excellence in demanding environments.