The MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert for versatile connectivity. With front wall mount, rear wall mount, and jam nut receptacles, they offer secure installations. These connectors, compliant with military specification MIL-DTL-38999 I, ensure reliable performance in extreme conditions with an operating temperature range of -65°C to 200°C. Utilizing M39029 rear release crimp contacts, they guarantee efficient connections in sizes 22D, 22M, 22, 20, 16, and 8. Crafted from high-strength aluminum, they come in various plating options including cadmium and nickel for durability. The bayonet coupling mechanism allows for easy mating, while the RoHS compliant finishes cater to environmental regulations. Perfect for applications requiring rugged and dependable electrical connections, the MIL-DTL-38999 Series I connectors offer optimal conductivity and protection.