The MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts housed in an insert. With a wide operating temperature range of -65°C to 200°C, they offer reliable performance in extreme conditions. Available in various mounting options including front wall mount, rear wall mount, and jam nut receptacles, these connectors ensure secure installations. Utilizing M39029 rear release crimp contacts, they guarantee efficient connectivity in sizes 22D, 22M, 22, 20, 16, and 8. Constructed with high-strength aluminum shells and offered in a range of plating options, such as gold, electroless nickel, and cadmium-free finishes, they provide durability and corrosion resistance. Meeting MIL-DTL-38999 I military specifications, these connectors are suitable for demanding applications where ruggedness and performance are essential.