MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts in an insert. Built for harsh environments, these connectors are environmentally sealed and can operate in temperatures ranging from -65 °C to 200 °C. Featuring various mounting options including front wall mount, rear wall mount, and jam nut receptacles, they ensure secure installation. Compliant with military specification MIL-DTL-38999 I, this connector family comes in 9 shell sizes and 52 insert arrangements, accommodating a wide range of applications. Utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, they guarantee reliable connections. Constructed with high-strength aluminum shells and available in different plating options such as electroless nickel and cadmium finishes, these connectors provide durability and corrosion resistance. With RoHS certified cadmium-free options, they meet environmental standards. Perfect for demanding environments, these connectors ensure optimal performance and longevity.