The MIL-DTL-38999 Series II connectors are designed for harsh environments, with up to 128 contacts housed in an insert for secure connectivity. Featuring front and rear wall mount options, as well as jam nut and box mount receptacles, they offer flexibility in installation. These connectors, with a rugged aluminum shell and various plating choices including cadmium-free options, ensure durability and reliability. Operating in a wide temperature range from -65 °C to 200 °C, they are suitable for demanding military and industrial applications. With M39029 rear release crimp contacts, in sizes 22D, 22M, 22, 20, 16, and 12, they provide efficient and secure connections. Meeting MIL-DTL-38999 II specifications, these connectors guarantee performance in mission-critical scenarios.