MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With front wall mount, rear wall mount, and jam nut receptacles, they offer versatile connectivity options. These connectors, operating in temperatures ranging from -65 °C to 200 °C, are environmentally sealed for reliable performance. Utilizing M39029 rear release crimp contacts, they ensure secure connections in sizes 22D, 22M, 22, 20, 16, and 8. Crafted from high-strength aluminum, they are available in various plating options, including cadmium-free finishes. Meeting rigorous MIL-DTL-38999 I military specifications, these connectors guarantee durability and conductivity, making them ideal for demanding applications.