MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts within an insert for robust connectivity. With a wide operating temperature range of -65 °C to 200 °C, these connectors are suitable for diverse applications. Available in various configurations including front and rear wall mounts, jam nuts, and box mounts, they offer flexibility in installation. The connectors utilize M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12, ensuring secure connections. Crafted from aluminum with plating options such as electroless nickel, they provide durability and resistance to environmental factors. With RoHS certified cadmium-free finishes available, these connectors meet stringent environmental standards for reliable performance.