The MIL-DTL-38999 Series I connectors are designed for rugged environments, featuring up to 128 contacts within an insert for secure connectivity. With a wide operating temperature range from -65 °C to 200 °C, these connectors are built to withstand extreme conditions. Available in various mounting options including front wall mount, rear wall mount, and jam nut receptacles, they offer versatility in installation. The connectors utilize M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, accommodating different wire types. Constructed with high-strength aluminum shells and offered in multiple plating options such as cadmium and nickel, they ensure durability and reliability. Ideal for military and industrial applications requiring robust electrical connections, the MIL-DTL-38999 Series I connectors provide efficient performance in harsh environments.