MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert for reliable connectivity. With front wall mount, rear wall mount, and jam nut receptacles, they offer versatile installation options. These connectors, compliant with military specification MIL-DTL-38999 I, ensure durability with a high-strength aluminum shell. Operating between -65 °C and 200 °C, they are suitable for a wide range of applications. Utilizing M39029 rear release crimp contacts, they guarantee secure connections in sizes 22D, 22M, 22, 20, 16, and 8. Available in various plating options including gold, electroless nickel, and cadmium finishes, they offer flexibility in design. RoHS certified options are also available, meeting environmental regulations. With a mating type of bayonet and contact style of socket, these connectors are ideal for applications requiring reliable and robust electrical connections in demanding environments.